Best Solar Power Bank - Editor's Choice

What is Solar Power Bank? ☀️

These are devices that store and provide energy from a solar panel. They work by harnessing the sun’s rays and converting them into electricity, which is then stored in a rechargeable battery.

Best Solar Power Bank

Features 🌟

🔰 High Solar Conversion Efficiency 🌞: Look for a power bank with efficient solar panels that can convert sunlight into electricity effectively. Higher conversion efficiency means faster charging and better utilization of solar energy.

🔰 Large Battery Capacity 💪: Opt for a power bank with sufficient battery capacity to meet your charging needs. A larger capacity ensures more charges for your devices before needing to recharge the power bank itself.

🔰 Multiple Charging Ports 📱🔌: Choose a solar bank that offers multiple charging ports, such as USB ports or USB-C ports. This allows you to charge multiple devices simultaneously, making it convenient for both personal and group use.

🔰Quick-Charge Technology ⚡⏩: Consider a power bank with quick-charge technology, like Qualcomm Quick Charge or Power Delivery (PD). These technologies enable faster charging of compatible devices, saving you time when you’re in a hurry.

🔰 Sturdy and Portable Design 🚀👜: Look for a power bank that is durable and built to withstand outdoor conditions. A compact and lightweight design makes it easy to carry on your adventures without adding excessive bulk to your backpack or bag.

🔰 Water-Resistant or Waterproof 🌊💦: If you plan to use your solar power bank during outdoor activities or in unpredictable weather, opt for a model that is water-resistant or even waterproof. This ensures protection against splashes, rain, or accidental water exposure.

🔰 LED Indicator Lights 🔆: LED indicator lights are a handy feature that allows you to check the remaining battery level of your power bank. This helps you plan your charging needs and ensures you never run out of power unexpectedly.

🔰 Pass-Through Charging 🔄🔌: Consider a power bank with pass-through charging capability. This feature allows you to charge the power bank while simultaneously charging your devices, maximizing efficiency and convenience.

🔰 Built-in Safety Features 🔒🛡️: Prioritize power banks with built-in safety features such as overcharge protection, short-circuit protection, and temperature control. These safeguards protect both the power bank and your devices from potential damage.

🔰 Compatibility with Solar Panel Expansion 📊🔌: Some solar banks offer the option to connect additional solar panels for enhanced charging capacity. If you anticipate needing more power, choose a power bank that is compatible with solar panel expansion for increased versatility.

Our Top Pick
Solar Charger 25000mAh ADDTOP Waterproof Power Bank
ADDTOP company offers a solar charger with a battery capacity of 25000 mAh / 92.5 Wh, which is specifically designed for outdoor use. This power bank is capable of charging most smartphones 8-10 times and tablets 3-4 times. It uses a lithium polymer battery and is equipped with 4 large solar panels that can convert light into electricity.
Buy Now On Amazon
If you click this link and make a purchase, we earn a commission at no additional cost to you.

How Does The Solar Power Bank Work?📡

Solar Panel Absorption ☀️🔎:  They are equipped with solar panels, usually located on the top surface, which absorb sunlight. These panels consist of photovoltaic cells that convert solar energy into electrical energy. Charging under Sunlight ☀️⌛: Solar banks are designed to charge both from solar energy and traditional charging sources. When exposed to sunlight, the solar panels continuously absorb and convert solar energy to charge the internal battery. The charging speed may vary depending on factors like sunlight intensity, panel efficiency, and battery capacity.
Conversion of Sunlight to Electricity ⚡🌞: When the solar panels are exposed to sunlight, they create an electric current through the photovoltaic effect. This process involves the absorption of photons from the sun, which releases electrons and generates a flow of electricity. Charging in Non-Solar Conditions 🔌⚡: In situations where sunlight is not available or insufficient, solar banks can also be charged using a USB cable connected to a power source like a wall adapter or a computer. This allows you to charge the power bank in advance or when immediate charging is needed.
Charging the Internal Battery 🔄🔋: The electricity generated from the solar panels is directed to the internal battery of the power bank. The battery stores the electrical energy for later use, similar to how a traditional power bank stores electricity from a wall outlet or other charging sources. LED Indicators for Battery Level 🔆🔋: Many solar banks feature LED indicator lights that display the remaining battery level. These indicators provide a visual representation of how much charge is left in the power bank, helping you monitor and manage its usage.
Power Output for Devices 🔌📱: When you connect your device to the solar bank, the stored energy in the internal battery is transferred to your device via the charging port. This allows you to charge your devices, such as smartphones, tablets, or other gadgets, using the stored solar energy. Portable and On-the-Go Charging 🚀🔋🌍: The portable nature of power banks makes them ideal for outdoor activities, travel, and emergencies. They provide a convenient and environmentally friendly way to charge your devices wherever you are, utilizing the power of the sun.

Top Solar Power Bank

Ways of Usage 💥

  • 📌 Outdoor Adventures 🏞️⛺️🚵‍♂️: When engaging in outdoor activities like camping, hiking, or biking, a solar power bank becomes your reliable source of portable power.
  • 📌 Traveling and Backpacking ✈️🌍🎒: Keep your devices charged on long flights, bus rides, or while wandering through unfamiliar streets.
  • 📌 Emergency Preparedness 🚨🔦⚡️: Prepare for unexpected power outages or emergency situations by having a solar power bank readily available.stay informed during critical times.
  • 📌 Eco-Friendly Charging ♻️🌿🔌: Harness the power of the sun to charge your devices sustainably.
  • 📌 Remote Work or Business Trips 💼💻🔋: For those working remotely or travelling for business, a solar bank provides peace of mind.
  • Music Festivals and Events 🎵🎉📱: A power bank allows you to capture memorable moments while keeping your smartphone fully charged to capture photos and videos, access event apps, and stay connected with friends.
  • 📌 Sustainable Education 🎓🌱💡: Ensure your laptops, e-readers, or other educational devices remain powered, enabling you to continue learning without interruption, no matter where your classroom may be.
  • 📌 Daily Commute and On-the-Go ⏰🚌🚶: . Charge your devices while travelling on buses, trains, or walking between destinations.
  • 📌 Off-Grid Living and RVing 🏕️🚐⚡️: Embrace the off-grid lifestyle or enjoy RV adventures with a solar power bank.
  • 📌 Community Outreach and Humanitarian Aid 🤝🌍⛑️: They can play a vital role in community outreach programs or humanitarian aid efforts.

TOP-7 Best Solar Power Bank

BLAVOR Solar Charger Power Bank, 10,000mAh Portable Wireless Charger with USB C Input/Output for Cell Phones, External Battery Pack with Dual Flashlight for Camping (Orange)BLAVORBuy on Amazon
A ADDTOP Solar Charger 25000mAh Portable Solar Phone Charger Power Bank with 4 Solar Panels and Dual 2.1A Outputs, Outdoor External Battery Pack for iPhone, Samsung and TabletsA ADDTOPBuy on Amazon
ToughTested Bigfoot Portable Solar Charger - with 4-Mode LED Flashlight- IP67 All Weather, High Efficiency Solar Panel Charger for iPhone & Android Smartphones & Tablets, Drones, Cameras, (24000mAh)ToughTestedBuy on Amazon
Miady Solar Power Bank, Camping Phone Charger 25000mAh Dual Output, External Battery Pack for iPhone, Samsung Galaxy, Android Phone and More …MiadyBuy on Amazon
Hiluckey Solar Charger 25000mAh, Outdoor USB C Portable Power Bank with 4 Solar Panels, 3A Fast Charge External Battery Pack with 3 USB Outputs Compatible with Smartphones, Tablets, etc.HiluckeyBuy on Amazon
Buy on Amazon
Buy on Amazon

1# Solar Power Bank, Qi Portable Charger 10,000mAh

Solar Power Bank, Qi Portable Charger 10,000mAh

Solar power bank, 10,000 mAh portable charger from BLAVOR. This small but so useful product should be for everyone. This power bank model includes many useful functions that will make your life easier. Made of flame-retardant ABS plastic material, the surface is treated with a rubber oil coating. Rigid shockproof silicone inserts in the corners. QI wireless charging technology, which makes charging your phone simple and cordless.

Equipped with USB (3pcs) and Type C ports, the Type C port is used to charge the solar battery, not to charge your phone. Compatible with almost all brands of phones and their systems. The power bank can be charged via a power outlet and sunlight. Using this product, our team found that the IPX4 protection system protects the device from moisture, dust, and shock. There are 5 small blue lights on the front panel to indicate the battery level. Also, this handheld device is equipped with 2 shiny LED flashlights. To turn on the flashlight, you need to hold down the power button for three seconds. A nice bonus to this kit is the compass, which is attached to the device with a carabiner. Everything comes in a beautiful branded box with instructions.

Before use, we recommend that you carefully read the instructions. It can be a good choice for people who are camping and travelers. Also a good addition to your emergency kit. Among the shortcomings, the solar panel can be noted, because many users who tried to charge it experienced a failure. It hardly charges in the sun for long hours. If you’re not looking at just solar charging, this is the device for you.

Video review

  • Аmazon’s choice
  • Dimensions 5.90 x 3.10 x 0.80 inches, Weight 10 oz
  • 10,000mAh battery
  • Made of flame-retardant ABS material
  • Premium lithium-polymer battery
  • Moisture-proof, dustproof, shockproof
  • Equipped with USB and Type C ports
  • Two flashlights and a compass
  • Charged via wall outlet (micro USB and Type-C input port) and sunlight
  • 100% money-back guarantee
  • Made in China
  • The solar panel does not work as stated
  • Can’t be taken on a plane


2# Solar Charger 25000mAh ADDTOP Waterproof Power Bank

Solar Charger 25000mAh ADDTOP Waterproof Power Bank

Solar charger 25000 mAh from ADDTOP company. This power bank is designed for outdoor use. The battery capacity is 25000 mAh / 92.5 Wh, which is more than enough to charge your phone and stay connected. Can charge most smartphones 8-10 times, tablets 3-4 times. Lithium polymer battery ADDTOP. Equipped with 4 large solar panels that can absorb any light and then be converted to electricity. Compatible with all models of phones and tablets. Foldable design provides additional flexibility, very convenient to take with you. Equipped with two USB 2.1 ports, which can charge two devices at the same time, and support fast charging. Built-in 9 LED flashlight that supports 3 modes: normal / SOS / strobe. Shockproof, waterproof, and dustproof, this device can be used in all weather conditions. The seller recommends that you fully charge your device from the wall outlet before traveling.

The battery can then be hung on the bag to be recharged with solar energy at any time. Perfect product for travel, camping, fishing, and other outdoor activities. With this device, you will always be in touch, wherever you are. Among the shortcomings, we note poor quality control. According to user reviews, the solar battery does not charge well. Solar panels are poorly adhered to the surface and may swell. But these are isolated cases that are easy to settle by returning the unusable product. Read the instructions before use to avoid misunderstandings.

Video review

  • Battery capacity: 25000mAh / 92.5Wh
  • Solar power: 5W / 1000mA
  • 4 solar panels
  • 6.1 x 3.35 x 1.37 inches when folded; 13.9 x 6.1 inches open
  • Total weight: 538g / 1.18lb
  • Input (Max): 5V 1.8A; output (max.): 5V, 2.1A
  • Lithium polymer battery
  • Waterproof, dustproof and shockproof
  • Two USB outputs
  • Built-in 9 LED Flashlight
  • Made in China
  • Poor quality control
  • The solar panel does not charge as stated


3# ToughTested Solar Charger – 24000mAh Portable Solar Powerbank

ToughTested Solar Charger – 24000mAh Portable Solar Powerbank

Portable solar power supply from ToughTested. It’s hard to imagine life without such a gadget if you are an avid traveler. Wherever you are: fishing, camping, hunting, mountains, this Power Bank will keep you energized. The capacity of this charger is 24,000mAh, the capacity of the solar panel is 400mAh. IP67 protection against shock, dust, and moisture. Waterproof – up to 1 meter for 30 minutes! This is a pretty good advantage if you live in a humid area. The device includes multiple charging ports – USB port, fast charging port, USB-C port, and micro USB port. This will make it fairly easy to recharge your device or multiple items at the same time. With QC 3.0 fast charging technology, you can charge your gadgets up to 75% faster. Indicators on the panel tell you when the battery is running low. Getting the battery to work – after it’s completely discharged – is easy.

You need to plug in the charging cord and then plug it into the device. Like most of these batteries, it has an LED flashlight that fires when you press and hold the power button. It will be difficult to read in its light, but it will be enough to find something on a dark night and light your way. The flashlight has 4 modes: high, low, strobe, and SOS. Very useful functions to help you communicate when you need help. Store such a battery in your car glove compartment, it will help out at the right time. Due to its not small weight, this power bank is too heavy for daily carrying in your pocket. Ideal for use in a camping backpack, car glove compartment, or with your emergency kit.

This device works great as a power source, but the solar panel leaves a lot to be desired. It takes a very long time to charge, which gives the right to lower the star to this device. And one more important criterion is the price, which is clearly too high. But if you are looking for a reliable battery that can be used as an emergency power supply, then this is a good choice.

Video review

  • Battery capacity: 24,000mAh
  • Solar panel 400mAh
  • Dimensions: 8.86 “x 5.59” x 2.36 “high
  • Weight 1.65 lbs
  • IP67 protection against dust, water, and shock
  • 4 modes LED flashlight
  • 2 x 12W USB Type-A QuickCharge 3.0
  • 1 port USB Type-C In / Out
  • TSA compliant
  • Country of origin not specified
  • High price
  • The solar battery takes a very long time to charge


4# Solar Power Bank, Miady Camping Phone Charger 25000mAh

Solar Power Bank, Miady Camping Phone Charger 25000mAh

Miady offers a 25,000mAh power bank (YD-810S) with a 4-module solar cell. We took a close look at this device and we have something to say. The main criterion for choosing a power bank is definitely the battery capacity. This device has a lithium-ion battery – it has a large supply of energy and can charge your mobile phone up to 7 times. If during a hike you need to recharge two phones at the same time (or a phone and a tablet) – this is possible thanks to two USB ports. The only thing to consider is that only one charging cable is included. The solar charging function was a pleasant surprise.

The 4 modular panel gives you enough power so that all the energy remains in the power bank to fully charge your device. Of course, the full charge does not happen instantaneously and direct sunlight is needed. Our research has shown that a full charge takes 2 days or 18 hours of ideal sun. This is enough for all your adventures to be filmed on a smartphone camera, and you don’t miss anything. It will also be useful when camping and will charge all your flashlights and other USB devices.

Assistive features such as waterproof and dustproof are also good but don’t overuse them. Don’t charge your phone in the rain. The hook will help you hang the solar panel on your backpack and get energy while you walk, and the flashlight will help you find your tent at night. Chinese manufacturers rarely delight us with quality products, but an exceptional case. Miady is committed to quality and guarantees an 18-month warranty on all functions.

  • Energy bank capacity 25000 mAh
  • Size: 7.13 x 4.29 x 1.85 inches, Weight: 1.04 lbs
  • Two 5V / 2.1A output ports for simultaneous charging of 2 USB devices
  • 4-module 6W solar converter at 1A input current
  • It takes about 18 hours in full sun to fully charge
  • Shockproof, waterproof and dustproof green housing
  • Equipped with outdoor hanging hook and LED torch
  • Includes micro USB cable and travel bag
  • 18-month warranty
  • Made in China.
  • Flashlight light is too weak for long reading


5# Solar Charger 25000mAh, Hiluckey Outdoor Portable Power Bank

Solar Charger 25000mAh, Hiluckey Outdoor Portable Power Bank

This powerful power bank from Hiluckey has a capacity of 25,000 mAh and is designed for your energy independence and will help you charge any 5V USB device on the outskirts or emergencies. This will charge a modern smartphone or tablet up to 6 times. This device can be charged (using the power adapter) from both a wall outlet and the sun. For solar charging, this device uses a 4-unit fold-out solar panel. When folded, they fold into a small sandwich and are secured with a clasp. There are 5 indicator LEDs on the side edge. The power bank is indicated by 4 blue LEDs, each responsible for 1/4 of the filling. 5 LED is green and will be on if the solar panel receives light energy. An interesting feature can be found out if your phone has the function of charging USB devices.

When the charge drops below 25% (one indicator), your phone may stop charging and start giving energy to the power bank. This is not a problem with this device, but rather a feature that needs to be considered. To prevent this from happening – use the solar panel to restore charge. With a good sunny day, the power bank can recover by 50%, which will provide you with more gain than your phone can spend in a whole day! This device also takes care of your connected gadgets. An internal analyzer selects the optimal charging mode for your device and limits the current if excessive heat or other hazardous situations occur. For the device to please you with a huge storage, you need to fully charge it for the first 1-3 times using a 5V network (from a car or a wall outlet). Your best bet is to buy a 2A adapter (not included).

This will fully charge your device in a couple of hours. It can take up to 16 hours to fully recharge from sunlight (on cloudy days) and up to 10 hours in ideal sunlight. Some useful additional functions include a flashlight with soft white light and a hook for connecting the power bank to the backpack to charge the battery while walking (using the solar panel). A simple and reliable device for long camping and emergencies.

Video review

  • Lithium polymer battery with a capacity of 25000 mAh
  • Size: 6.1 x 3.35 x 1.37 inches, Weight – 1.29 pounds
  • 4 foldable high-efficiency solar panels, input current up to 1A
  • Dual USB output, allow you to charge 2 devices at the same time with 2.1A high-speed charging
  • Automatically detects the current of your devices for optimal output
  • Dust, shock and waterproof construction
  • Hanging hook
  • Built-in LED flashlight with 3 operating modes (normal, strobe, SOS)
  • Includes micro USB cable and user manual
  • Excellent customer support
  • Small loop to connect to your bag
  • A bit bulky and heavy (for the pocket)


6# Solar Charger 26800mAh, ORYTO Qi Wireless Portable Solar Power Bank

Solar Charger 26800mAh, ORYTO Qi Wireless Portable Solar Power Bank

This device from ORYTO is a 26,800mAh large energy bank and can charge up to 4 devices at the same time, or one phone up to 10 times! For this, two standard USB connectors are supplying constant current (3.1 A) for your 5V devices and an additional Type-C port. The fourth connector is intended for charging the power bank itself. To connect the 4th device, just put it on the power bank and QI wireless charging will start transmitting energy. Make sure your device supports this function and you orientate it correctly on the surface of the power bank. This device also has a solar panel that can restore power to the power bank if there is no wall outlet nearby. The solar panel has only one compartment, so it should not be regarded as an alternative energy source.

This is for emergencies to restore the charge of a completely dead phone and make a few calls. Please also note that wireless charging does not have a 100% power transfer rate and any vibration or inaccurate positioning will significantly reduce the transfer efficiency. Among the unpleasant features of this offer, it is worth noting the poor-quality control and marketing tricks of the seller. Actual battery capacity is less than 100% of advertised capacity, and (some) 5-star reviews came from the discount coupon for a good review. This device fulfills almost all the stated tasks and is an acceptable option for short-term hikes or emergency situations.

Video review

  • Battery capacity: 26 800 mAh
  • Size: 6.9 x 3.7 x 1.1 inches, Weight: 1.2 pounds
  • QI wireless charging
  • Multi-Protection
  • Type-c port and 3.1 dual fast charger
  • Built-in 18 LED lights 3W (198 lumens)
  • IP66 dustproof, shockproof and waterproof
  • Solar panel specification: 5.9 * 2.8 inches (300mA) Material: ABS + TPU
  • Micro USB input: DC 5V, 2A (Max)
  • USB 1-2 output: DC 5V, 3.1A (Max)
  • Type-C in / out: DC 5V, 3.1A (Max)
  • Includes micro USB cable, lanyard, user manual
  • Made in China
  • Poor quality control
  • Declared capacity do not correspond to reality


7# GRDE Solar Charger, 10000mAh Solar Power Bank

GRDE Solar Charger, 10000mAh Solar Power Bank

Solar charger from GRDE company. In our time, it is difficult to imagine life without gadgets. If you want to always be in touch, then this device is for you. The battery capacity of this model is 10,000 mAh. Has IPX4 protection technology against moisture, dust, and shock. Made of ABS + PC + Silicone material, will not slip in your hand in all weather conditions. Has two USB ports, outputs 5V / 1A, 5V / 2.1A, which are reliably protected by a cover. There are two ways to recharge this solar power bank: USB charging or solar charging. A good and useful addition to this device is a built-in compass and two flashlights.

Please note that the non-horizontal position of the compass will affect its accuracy, so as not to get lost in open areas, take this fact into account. The flashlight has three modes: constant light, SOS, and strobe. The flashlights are bright enough and do their job well. To turn on the flashlight, press and hold the side button until the two LEDs light up. The next short press on the button will turn on the SOS mode, and another press and go to the strobe. When you press the button for a long time, it will turn off no matter what mode it was in. The kit also includes a carabiner that attaches to the battery, it is very convenient to hang on a backpack or tent.

This charger is designed as a portable power source for hiking, camping, hunting, climbing, fishing, and other outdoor activities. But it does the job just fine for everyday use as well. It can be a good gift for lovers of outdoor activities. And one more nice addition – this device comes in a branded box with instructions. We do not recommend charging it in a car, especially on a hot day. Before first use, please use USB cable and 5V / 2A adapter to charge the solar battery for 8 hours. It is recommended to save more than 25% power before charging from sunlight, this will allow the batteries to perform better. While the solar panel isn’t your main charging option, it really comes in handy if you’re on a long trip, hiking, or backpacking trip. A good product at an affordable price.

  • Battery capacity: 10,000mAh
  • Size: 5.47 x 2.95 x 0.79 inches, Weight: 9.2 ounces
  • Made of ABS + PC + Silicone material
  • IPX4 splash-proof, dust-proof, shock-proof
  • Two flashlights and a compass
  • Has two USB ports, outputs 5V / 1A, 5V / 2.1A
  • Battery type: lithium polymer battery
  • Solar energy: single crystal 1.5W
  • Includes carbine
  • Made in China
  • An additional USB cable is required to charge two USB devices at the same time


Maintenance Tips 🌞🔋🔧

Keep It Clean and Dust-Free 🧹🌬️: Regularly clean the solar panels and the surface of your solar power bank to remove dirt, dust, or debris that may hinder solar energy absorption. Use a soft cloth or brush to gently wipe the panels and keep them in optimal condition.

Protect from Extreme Temperatures ❄️🔥☀️: Avoid exposing to extreme temperatures, both hot and cold. High temperatures can affect the battery life while freezing temperatures can cause damage. Store and use the power bank within the recommended temperature range provided by the manufacturer.

Avoid Water Exposure 💧🌊: While some solar power banks are water-resistant or waterproof, it’s still important to prevent excessive water exposure whenever possible. Avoid submerging the power bank in water or exposing it to heavy rain, as water damage can impair its functionality.

Store in a Safe Place 🗄️🔒: When not in use, store it in a dry and secure location. Keep it away from direct sunlight, heat sources, or areas prone to moisture. A protective case or pouch can also help prevent scratches or accidental damage during storage or transportation.

Periodic Recharging 🔌🔄: To maintain efficiency, periodically recharge it even if you haven’t used it for an extended period. This helps ensure the internal battery remains in good condition and retains its capacity over time.

Follow Manufacturer Guidelines 📜👨‍💼: Always refer to the manufacturer’s guidelines and instructions for specific maintenance recommendations. Different power banks may have unique requirements, so it’s important to follow the provided guidelines to maximize their lifespan and performance.

Check and Replace Cables 🔌🔁: Regularly inspect the charging cables and connectors for any signs of wear or damage. If you notice frayed wires, loose connections, or other issues, replace the cables promptly to avoid any potential hazards or compromised charging performance.

Firmware and Software Updates 🔄💻: If your solar bank has firmware or software capabilities, periodically check for updates provided by the manufacturer. These updates can enhance performance, fix bugs, and ensure compatibility with new devices or charging technologies.

Handle with Care 🙌📦: Treat your solar bank with care to prevent accidental drops, impacts, or rough handling. It’s a delicate electronic device, and proper handling reduces the risk of physical damage that could affect its functionality.


How to use a solar power bank?
  1. 📌 Charge the Solar Power Bank: Before using it for the first time, it’s recommended to fully charge it using a USB cable and a power source like a wall adapter or a computer. This ensures that the internal battery is at maximum capacity.
  2. 📌 Expose the Solar Panels to Sunlight: To charge the power bank using solar energy, unfold or open the solar panels and place them under direct sunlight. Ensure that the panels are facing the sun for optimal absorption. The efficiency of solar charging depends on factors like sunlight intensity, panel efficiency, and battery capacity.
  3. 📌 Monitor the Charging Process: Most of them have LED indicators or a display that shows the charging status. Monitor these indicators to see if the power bank is charging successfully from the solar panels. Charging times may vary based on the amount of sunlight available and the power bank’s capacity.
  4. 📌 Connect Your Device: Once it is charged, you can connect your device(s) to the power bank using the appropriate charging cable. Plug one end of the cable into the power bank’s output port and the other end into your device’s charging port.
  5. 📌 Charging Your Device: The power bank will automatically detect the connected device and start supplying power. Your device should begin charging. You can continue using your device while it charges, or you can leave it connected to the power bank until it reaches the desired battery level.
  6. 📌 Recharging the Solar Power Bank: If you need to recharge the bank when sunlight is not available or insufficient, you can use a USB cable connected to a power source like a wall adapter or a computer. Connect the cable to the input port of the power bank and the other end to the power source.
  7. 📌 Safely Disconnect Your Device: Once your device is fully charged or you no longer need to charge it, safely disconnect it from the power bank by removing the charging cable. This helps prevent any potential damage or power fluctuations.
  8. 📌 Fold or Close the Solar Panels: If your solar bank has foldable or adjustable solar panels, close or fold them back when not in use to protect them from potential damage. This also makes the power bank more compact and easier to carry.
  9. 📌 Maintenance and Storage: Properly maintain and store your power bank by keeping it clean, avoiding extreme temperatures and water exposure, and following the manufacturer’s guidelines. This ensures its longevity and optimal performance.
Can any solar power banks be charged without the sun?

Yes, most solar power banks can be charged without the sun! 🌞🔌🌓

Solar banks are designed to be versatile and offer multiple charging options. While their primary source of charging is solar energy, they also have the ability to charge using traditional power sources such as electricity. This allows you to charge them even when sunlight is not available or insufficient. Here’s how:

  1. USB Charging 🔄🔌: They usually come with a USB port and a USB cable. You can connect the power bank to a power source like a wall adapter, a computer, or a USB power outlet using the USB cable. This method allows you to charge the power bank using electricity, similar to how you would charge your smartphone or other devices.
  2. Power Outlet Charging 🔌⚡: Some of them may come with a built-in AC outlet or have an adapter that allows you to plug them directly into a wall outlet. This enables you to charge the power bank using standard electrical power. It’s a convenient option when you have access to a power outlet but doesn’t have access to sunlight.
  3. Car Charging 🚗🔌: If you’re on a road trip or camping adventure, some solar power banks can be charged using a car’s cigarette lighter socket or USB port. This allows you to charge the power bank while driving, giving you an additional charging option on the go.
Are solar power banks safe to use?

Yes, solar power banks are safe to use! 🌞✅🔋

They go through rigorous testing and adhere to safety standards to ensure their reliability and user safety. Here are some reasons why solar power banks are considered safe:

  1. Quality Assurance ✅🔒: Reputable manufacturers prioritize quality and safety in their products. They employ quality control measures and conduct thorough testing to ensure that their solar power banks meet safety standards and perform reliably.
  2. Built-in Protection Features 🛡️🔌: Solar banks are equipped with built-in protection features to safeguard both the power bank itself and the connected devices. These features may include overcharging protection, over-discharging protection, short circuit protection, and temperature control. They help prevent damage to the power bank and your devices during charging.
  3. Certified for Safety Standards 📜🔬: Many banks undergo certification processes to validate their safety and compliance with industry standards. Look for certifications like CE (Conformité Européene), RoHS (Restriction of Hazardous Substances), FCC (Federal Communications Commission), or other relevant certifications specific to your region.
  4. User-Friendly Design 🙌📱: They are designed with user safety in mind. They have clear instructions and indicators to guide you through their usage. Charging ports and connectors are typically designed to prevent electrical accidents or short circuits.
  5. Charging Efficiency 🔄🔌: Solar banks are designed to efficiently convert solar energy into electrical energy. They optimize the charging process to provide stable and safe power output for your devices. However, it’s important to note that charging efficiency may vary depending on factors like sunlight intensity, panel efficiency, and battery capacity.
  6. Recommended Usage Practices 💡🚦: Following recommended usage practices ensures the safe and effective use of banks. This includes using the power bank within the specified temperature range, avoiding exposure to water or extreme conditions, and adhering to manufacturer guidelines for maintenance and charging.
How long can a solar power bank hold its charge?

The duration a solar power bank can hold its charge varies based on several factors. Here are some key considerations: ⏳🔋🌞

  • Battery Capacity ⚡🔋: The capacity of the power bank’s internal battery plays a significant role in determining how long it can hold its charge. Power banks are available in various capacities, typically measured in milliampere-hours (mAh) or watt-hours (Wh). A higher-capacity power bank can hold a charge for a longer duration compared to a lower-capacity one.
  • Usage and Device Charging 📱🔌: The duration for which a solar power bank holds its charge also depends on how frequently you use it to charge your devices. Each time you charge a device, the power bank’s stored energy is depleted. The number of device charges you can get from a fully charged power bank will vary based on your device’s battery capacity and the power bank’s efficiency.
  • Solar Charging Conditions ☀️🔌: If you rely solely on solar charging, the availability of sunlight and the charging efficiency of the solar panels are essential factors. The charging speed and effectiveness of solar charging can vary based on factors like sunlight intensity, panel efficiency, and weather conditions. Adequate sunlight exposure allows the power bank to replenish its charge during the day.
  • Standby Power Loss ⏳🔋: Over time, power banks may experience a small amount of power loss while in standby mode. This is due to internal circuitry and self-discharge. However, reputable power banks are designed to minimize power loss, ensuring that they can hold their charge for an extended period.
  • Self-Discharge Rate ⏰🔋: Power banks may gradually lose their charge over time, even when not in use. This is known as self-discharge. The self-discharge rate can vary among different power bank models and depends on factors like battery chemistry and overall quality. Higher-quality power banks typically have lower self-discharge rates, allowing them to retain their charge for longer durations.
Can I take a solar power bank on an airplane?

It’s important to note that there may be specific regulations and restrictions regarding the transportation of power banks, including solar power banks, on aeroplanes. These regulations aim to ensure safety during flights. Here are some guidelines to keep in mind:

Check Airline Regulations ✈️📜: Different airlines may have varying rules and restrictions when it comes to carrying power banks on their flights. Before you travel, it’s advisable to check the airline’s official website or contact their customer service to understand their specific policies regarding power banks, including any limitations on capacity or quantity.

Carry-On vs. Checked Baggage 👜🧳: It’s generally recommended to carry your solar power bank in your carry-on luggage rather than in checked baggage. This allows you to keep it within reach and also enables airport security to inspect it easily if needed. Power banks are typically not allowed in checked baggage due to safety concerns.

Declare the Power Bank 📣🔋: When going through airport security, follow the instructions provided by the security personnel. Declare your solar power bank along with your other electronic devices during the security screening process. This ensures transparency and compliance with security protocols.

Capacity Limitations ⚖️🔋: Some airlines may have restrictions on the capacity or energy rating of power banks that are allowed on board. The capacity is usually measured in watt-hours (Wh) or milliampere-hours (mAh). If your power bank exceeds the specified limit, it may not be permitted on the aeroplane or may require special approval from the airline.

Carry Documentation 📄✅: It’s a good practice to carry the user manual or documentation of your solar power bank, especially if it has a larger capacity or features that may require clarification. This can help address any questions or concerns raised by airport security or airline staff.

How long will it take for my solar power bank to charge in the sun?

The time it takes for a solar power bank to charge in the sun can vary based on several factors. Here are some key considerations: ☀️⏳🔋

  1. Sunlight Intensity ☀️🌦️: The charging speed of a solar power bank is greatly influenced by the intensity of sunlight. Bright and direct sunlight will provide the most efficient charging. Cloudy or overcast conditions may reduce the charging speed.
  2. Solar Panel Efficiency 🌞🔌: The efficiency of the solar panels integrated into the power bank plays a significant role in determining the charging speed. Higher quality panels with better efficiency will convert sunlight into electrical energy more effectively, resulting in faster charging.
  3. Battery Capacity ⚡🔋: The capacity of the power bank’s internal battery affects the charging time. A larger capacity power bank will take longer to charge compared to a smaller one. The battery capacity is typically measured in milliampere-hours (mAh) or watt-hours (Wh).
  4. Solar Panel Size and Output 📏🔌: The size and output of the solar panels can impact the charging speed. Power banks with larger or multiple solar panels can capture more sunlight and generate a higher charging output, allowing for faster charging times.
  5. Angle and Positioning of Solar Panels ⛅️🔌: The angle and positioning of the solar panels relative to the sun can affect charging efficiency. Adjusting and orienting the solar panels to face the sun directly can optimize the absorption of sunlight and expedite the charging process.
  6. Initial Battery Level 🔋⚡: The initial battery level of the power bank also influences the charging time. If the power bank is already partially charged, it will take less time to reach a full charge compared to when it is completely drained.

Conclusion ⏰

Solar power banks are an ideal source of portable energy that can be used for a variety of purposes. From outdoor adventures to emergency preparedness, these devices offer a convenient and sustainable way to keep your devices charged wherever you go. To ensure optimal performance and longevity, it’s important to follow the manufacturer’s guidelines as well as perform regular maintenance checks on your solar bank. With proper care and usage, you should have no problem finding the best power bank for all your charging needs! 📜🛒

Dmitry Koval
Dmitry Koval
Tactical & Survival Expert
I am from the generation that tried to repeat all the tricks of Jackie Chan, hunted birds with homemade bows, and built my mini-base in the forest. At the age of 18, I was a scout in PLAST (scout organization) and participated in campaigns and quests. Somehow we decided to test ourselves, took our backpacks and walked 50 km (31 miles) in 1 day. We had a lot of fun!

Remembering my past, I ask in bewilderment: “How am I alive after all my adventures?” - harsh trials, reckless parties, love affairs, and a sea of silliness.

My hobbies are weapon upgrades, tactical gear, and the latest in wilderness survival technology. I have hundreds of different survival gadgets in my collections, which are sent to me for "test-driving" by Amazon, eBay, and other online retailers. That's what I write about, and I also make YouTube videos about them! Stay tuned!

Read more about our team of expert authors.

Affiliate Disclosure: sometimes gets paid for listings, through sponsors or affiliate programs like Amazon, Optics Planet, Lucky Gunner, Brownells, Cabelas, Rainier Arms, 5.11 Tactical, Bass Pro Shop, etс. Clicking a link helps keep free, at no extra cost to you!

About the author: Each article on our site is written by experts in survival and tactical equipment, gun enthusiasts, extreme travelers, military, law enforcement and desperate professionals, read about the author at the bottom of the article or visit "About Us" page.

Note: The views and opinions expressed in this article are those of the authors and do not necessarily reflect the official policy or position of any agency.

0 0 votes
Article Rating
Notify of
Oldest Most Voted
Inline Feedbacks
View all comments
5 months ago

I’ve had mixed experiences with my solar power bank. While the solar charging works reasonably well, it takes longer than expected to fully charge the power bank. The battery capacity is decent and provides a couple of charges for my phone, but I wish it could hold more power.

    5 months ago

    Hello, could you assist me with something? I’m considering purchasing a solar power bank as a backup. If I were to buy one and not use it for an extended period of time, would it still function properly when I eventually need it? I would appreciate your help. Thank you!

      5 months ago
      Reply to  Prudence

      🤔 If I were to get a solar power bank for just-in-case situations and didn’t end up using it for months or even years, I would still expect it to work when I finally need it. Solar power banks typically have a decent holding time for their charge, especially if they are not used during that period. While some energy may slowly dissipate over time, a well-designed power bank should retain its capacity and functionality. To ensure the best performance, I would periodically recharge the power bank, maybe once every few months, to maintain its efficiency and readiness.

        Antony Brown
        Antony Brown
        5 months ago

        I highly recommend going for a solar power bank with four panels. In my experience, they are truly worth it. However, I would like to suggest an alternative option that I personally found to be excellent: the 40-watt Flexsolar foldable solar panel. It’s incredibly convenient as it folds down to the size of a notebook and is remarkably lightweight. 

          5 months ago

          Greetings. How do I know if the solar bank is full of energy? Are there any solar power banks with a level indicator display?

            5 months ago
            Reply to  Dilon

            🔋📀 Yes, there are solar power banks available with a level indicator display. These displays provide real-time information about the remaining battery capacity of the power bank.
            🧷 Typically, the level indicator uses LED lights or an LCD screen to show the battery level, allowing you to easily monitor the amount of power available. This feature is quite useful as it helps you plan and manage your charging needs more effectively. When shopping for a solar power bank, be sure to check the product specifications or descriptions to see if it includes a level indicator display.

              5 months ago

              I’ve been using a solar power bank for a few months now, and it’s been a game-changer. The solar charging capability is a real lifesaver when I’m traveling or camping in remote locations. 

                5 months ago

                Hello. The topic is really important. I am going on my first hiking trip. Can someone explain if I can charge my devices directly from a solar power bank? So I mean –  can I charge the solar power bank and use it to charge my devices simultaneously?

                  5 months ago
                  Reply to  Vicont

                  ✅🔎Yes, many solar power banks support pass-through charging, which means you can charge the power bank using solar energy while simultaneously using the power bank to charge your devices. This feature is useful when you have limited access to sunlight or want to maximize the efficiency of the power bank.