The Best Solar Battery Charger For Rechargeable Batteries In 2023

Sara Ryan By, Sara Ryan
Best Solar Battery Charger For Rechargeable Batteries
Best Solar Battery Charger For Rechargeable Batteries

The Rundown

1. Best Of The Best: BLAVOR Solar Charger

Charge up to three devices at the same time with BLAVOR Solar Charger. This charger features leading USB C Input & Output Technology and Qi Wireless for a 50% faster charging speed. It's the smallest and lightest charger on the market and is made from safe, comfortable materials. Read Review

2. Best Bang For The Buck: QiSa Solar Charger

This powerful solar power bank has wireless charging capabilities, 2 USB ports for fast output, and can charge up to 3 devices simultaneously. Equipped with a smart chip for automatic device recognition and compatibility, you will never have to worry about running out of battery again. Read Review

3. Best Efficient: BigBlue Solar Charger

With higher solar conversion efficiency, this foldable design makes it easy to carry for any activity. It features a smart chip that detects your device and provides the fastest possible charging speed. Read Review

4. Best Economical: 4PATRIOTS Solar Charger

This sleek and compact charger features a 5 inch solar panel that allows you to recharge your 8,000 mAh lithium ion battery without wires or sockets. With an IP67 waterproof rating, this charger is able to withstand even heavy rain and splashes. Read Review

5. Best Reliable: BLAVOR Solar Charger 18W

Featuring a maximum output of 18W, you can charge your devices 50% faster than other wireless chargers. With a built-in safer Lithium-polymer battery, this charger has a cycle time 50% more period than conventional Li-polymer batteries. Read Review

Rechargeable batteries have become an essential part of our lives. Whether it's powering our phones, tablets, and other electronic devices, or providing light in remote locations, rechargeable batteries are a great way to save money and energy. The best way to keep these batteries charged is with a solar battery charger.

Solar battery chargers use the power of the sun to recharge any type of rechargeable battery. They are reliable, efficient, and cost-effective. With so many different types of solar battery chargers available, it can be difficult to find the right one for your needs. We have researched and reviewed the top solar battery chargers on the market to help you find the best one for your needs.

You can count on our team of experts who have spent over 19 hours conducting results through 3,125 real customer reviews. Because of this, We came to the conclusion that the best solar battery charger for rechargeable batteries is BLAVOR Solar Charger. Charge up to three devices at the same time with BLAVOR Solar Charger. This charger features leading USB C Input & Output Technology and Qi Wireless for a 50% faster charging speed. And QiSa Solar Charger is another choice for you while keeping the product's quality and functionality.

Our Top Picks

TOP Choice #1 BLAVOR Solar  Charger
Our Score:

Leading USB C Input&Output Tech and Qi Wireless: 5V 2.4A output, 50% faster-charging speed, and zero damage to your devices. Support charging 3 devices simultaneously, multiple charging/recharge methods, freeing your worries of a power outage. Compatible with iPhone, iPad, and most smart devices.

Brand-Oriented & Outdoor Charger Pro: With over ten years experience of portable solar power banks, BLAVOR has already gained the favor and trust of over 27 million global users. BLAVOR only uses the highest-grade materials, to provide safe and reliable products to customers.

Safe Material and Comfortable Design: The outer case is made from flame-retardant ABS+PC materials. The waterproof silicone better protects the internal structure of the charger. Rubber skin-feel oil coating process to form a protective film on the surface, comfortable touch, and exquisite appearance.

Industry-leading Warranty: 3 months' replacement, 3 years warranty, and lifetime technical support. BLAVOR offers considerate and prompt pre-sales and after-sales customer services. Any problems, feel free to contact us, our dedicated team will get back to you within 24 hours.

Premium Battery & Smallest Solar Charger: BLAVOR uses the safer Lithium-cobalt battery, which is 50% more cycling times than a normal Li-polymer battery. The smallest and lightest portable charger on the market, real-rated 10,000mAh, A full charge can recharge the iPhone8 3.6 times, iPhone14pro 2.2 times, and the iPad Air once.

Multi-Purpose Outdoor Power Bank: BLAVOR portable solar charger is made IPX5 waterproof, dustproof and shockproof. The built-in dual super bright flashlight and the included compass carabiner would further secure your safety during outdoor travels, the ideal companion for outdoor enthusiasts.

TOP Choice #2 QiSa Solar Charger
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Solar power bank has a wireless charging function, two 5V3.1A USB fast output ports, can charge up to 3 devices at the same time. Note: Only Qi-enabled devices are compatible with wireless charging.

Solar charger, as long as there is sunlight, four high-conversion solar charging panels can be continuously charged. Its solar power is 12W and the input current is 1.16A.This is equivalent to 116% of the effect of a 5V1A plug input.

Solar power bank has a built-in smart chip that can automatically identify and be compatible with different devices, convert fluctuating voltage into stable voltage, stabilize the device, and ensure safe use.

Solar power bank 38800mAh large battery, let you get rid of the anxiety of battery power anytime and anywhere.

Power bank is waterproof, drop-proof and dust-proof, and can still work normally in extreme environments.

TOP Choice #3 BigBlue  Solar Charger
Our Score:

【Easy to Use & Friendly Customer Support】Please unfold four solar panels in direct sunlight in the open air ( No cloud and no shadow ), then connect your device to the usb-A port with your certificated cable. What You Get: 1x 28W Solar Charger, 1x USB-A to USB-C cable, 4x Carabiners and our friendly customer service.

【Exclusive Smart IC Technology】With the built-in intelligent chip, our solar phone charger detects your device then deliver its fastest possible charging speed( Single maximum output up to 5V/2.4A, dual maximum outputs is up to 5V/4A). Dual-port applys to all the 5V Android devices and 5V powered apple devices. Note: We don't provide the lightning cable for Apple devices.

【Higher Solar Conversion Efficiency】SunPower Solar Panels is the most durable panels at present, whose conversion efficiency can reach 24%. If clouds blocking the sun, this portable solar charger can detect intelligently the sunlight and restart to charge your electronic in 30s when there are enough sunlight. Foldable design and 4 carabiners is easy to carry for any outdoor activities such as camping trip, climbing, fishing etc..

【Built-in Digital Ammeter】BigBlue 28w solar panel charger can measure the current real-time value, convenient to your use. Note that the value of actual outputs depends on your connected devices, sunlight intensity and the used cable. If your device has an limited input current of 1A (such as the iPhone), the amount of ammeter will show between 0.8A and 1A in theory.

【Special PET Polymer Surface】Industrial-strength PET polymer fabric and IPX4 waterproof panels protect your solar phone charger from occasional rain or wet fog, but the USB ports and ammeter are not water-resistant. The zipped pocket keeps your devices safe and clean while camping. Please don't place your cellphones inside the pocket while charging for fear of overheating and damage.

4 4PATRIOTS  Solar Charger
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* Battery performance will vary based on your charging and usage conditions, including discharge rates, cord and voltage-conversion efficiency, testing conditions, temperature, and age. Capacity falls in the 8,000 to 8,500 mAh range. Always follow storage and use instructions.

CHARGES YOUR: iPhone, iPad, Android smartphones, flashlights, radios, e-readers, Kindles, GPS systems, personal cooling fans, cameras, handheld games, music players, iPods, bluetooth speakers, LED lights & anything that charges with a USB cable. With 2 USB ports, you can charge multiple devices at once.

IDEAL FOR VARIOUS OUTDOOR OR TRAVEL ACTIVITIES: Great for travel, camping, hiking or emergencies. The super-bright LED flashlight brightens up any dark area. The solar panel means you can charge it anywhere you have sun. IP67 water resistant helps it stand up to rain during travel. TSA approved & portable design make it perfect travel companion.

RECHARGEABLE SOLAR PANEL: Your portable solar power bank is rechargeable using the free power of the sun. The 5-inch solar panel lets you recharge the 8,000 mAh lithium ion battery without cords or outlets. Or, "fast-charge" your power cell using the included micro-USB cord. This makes it ideal for emergencies, camping, hiking or traveling.

WATER RESISTANT: IP67 waterproof rating means your solar power bank can stand up to rain & splashes. Rubberized exterior protects your external battery against drops. We’ve dumped it on rocks, plunged it in ice water, and thrown it in the snow. The Patriot Power Cell still works!

DUAL USB CHARGING PORTS: 2 USB ports let you charge 2 devices at once. Now, you can easily charge any USB-Compatible devices. Your 2 USB ports have outputs of 5V 2.1A. Strong lithium-ion battery can recharge up to 500 cycles. Your portable solar power bank can keep your critical devices powered up in a pinch.

5 BLAVOR Solar Charger 18W
Our Score:

Quality Makes the Future: Real-rated 20000mAh high capacity, safer Lithium-polymer battery, 50% more cycling times than a normal Li-polymer battery. With a full charge it can recharge the iPhone14 4.6 times, Samsung S22 4.2 times, and the iPad Air twice.

Brand-Oriented & Outdoor Charger Pro: With over ten years experience of portable solar power banks, BLAVOR has already gained the favor and trust of over 27 million global users. BLAVOR only uses the highest-grade materials, to provide safe and reliable products to customers.

Fast Qi Wireless Charging & Multiple Outputs: 10W/7.5W/5W fast wireless tech auto-pairs your phone with the optimal power to offer you worry-free fast wireless charging experiences. Four outputs (2 USB-A,1 bidirectional USB-C, Qi wireless) support charging 4 devices simultaneously, flawlessly compatible with nearly all mobile devices.

Durable Design & Super Bright Flashlight: IPX5 waterproof, dustproof and shockproof, with the high-precise built-in compass and sturdy carabiner equipped, an ideal companion for outdoor enthusiasts. A Built-in super bright flashlight copes with different outdoor use environments and emergencies. Light up the darkness and secure your night while in an emergency or the wild.

USB-C PD & QC3.0 18W Fast Charging: The unique PD 18W USB-C output can charge the laptop that supports PD protocol. The QC3.0 USB port supplies Max 18W output, 50% faster-charging speed, greatly shortens the time of recharging your device, and has zero damage to your devices.

Industry-leading Warranty: 3 months replacement, 3 years warranty, and lifetime technical support. BLAVOR offers considerate and prompt pre-sales and after-sales customer services. Any problems, feel free to contact us, our dedicated team will get back to you within 24 hours

6 FEELLE Solar Charger
Our Score:

2022 Upgraded Version: Compared with the old version, we designed the USB C port to support 3A fast charging. In addition, the battery performance is optimized on the basis of the old version, and the capacity is expanded to 26800mAh.

26800mAh Powerful Capacity: Comes with 26800mAh large capacity battery, the solar phone charger provides an iPhone11 -8 charges, a Samsung S20 -6 charges and a tablet -3 charges on a single recharge. It meets the charging needs of daily use, outdoor travelling, business activities or other emergency use.

15W High Speed USB Ports: The USB C charging port can be worked as both input and output. The solar battery bank can be fully recharged in 8 hours with a USB C PD charger. Equipped with dual USB Outputs & Type-C Output with 5V/3A, it allows charging 3 devices simultaneously.

6W Solar Panel Charger: Its solar charging rate can reach 6W due to 4 highly efficient solar panels, which is equivalent to the speed of a 1A charger. And its foldable design makes this solar battery charger easy to hang on a backpack when hiking or camping.

3A Advanced Charging: The solar power bank delivers 3A high charging speed to your smartphone, quickly charging it to 50% in 30 minutes. The solar portable charger contains a built-in safety protection system to prevent your device from overcharging, discharging, short-circuiting and over-current.

7 Riapow Solar Charger
Our Score:

3 Built-in Long Cables: Get free from carrying multiple cables from now on!!! The built-in USB C cable and iOS cable can charge your phones directly, and the built-in USB input charging cable can charge this solar charger itself.

30000mAh Massive Capacity: This solar charger is powerful enough to feed devices multiple times based on extensive test. It can juice up for an iPhone 11 about 9 times, a Samsung S20 up to 7 times, providing 8 days of reliable power on a single recharge.

3A Fast Charge: This 5V/3A charger can charge almost 2.5X faster than standard charger for iPhone 8 and above. Meanwhile, it allows for pass through charging and can be fully recharged in 7-8 hours with a quick charge adapter.

Portable for Outdoor Use: This solar charger is ideal for outdoor activities as it is portable and compact, perfectly fit in hand. Equipped with solar panel, it‘s easy to hang on a backpack to get sunlight recharging on the go.

5-in-1 Power Bank: With built-in iOS and USB C cables, plus a USB C port and 2 USB A output ports, this portable charger has total 5 outputs to meet your needs for charging multiple devices at once.

8 ANSIOVON Solar Charger
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🔋🔋【Intelligent Power Bank & Top Services】- This portable solar charger has overcharge,overdischarge,overvoltage,overheat and overcurrent protection. solar charger for cell phone will automatically turn itself off when overcharge or overdischarge.And we offer 2 years warranty, if you have any questions, please feel free to contact us,we will give our best to help you solve the problem.

🔋🔋【Qi Wireless Charging & 3 Output Ports】- The solar power bank built-in Qi wireless charger function,Type-C output and 2 USB 5V/3A output ports.You can charge for 4 devices at the same time, solar usb charger compatible with all smart phones,Tablet and other USB devices.The Qi wireless charging function is only suitable for Qi-enabled devices, when using wireless power bank, please take the mobile phone fit with the back of solar battery charger.

🔋🔋【3 Different Modes of LED Flashlight】- The solar power bank has bright flashlight with 3 modes, is the best choice for outside activities such as camping, hiking or traveling. When you are in danger, you can use solar battery bank‘s SOS mode for help. Double press the power button to turn on/off the LED flashlight, and press the power button again you can switch the different mode light.

🔋🔋【36000mAh Large-Capacity & Protection Design】- The solar charger power bank built-in 36000mAh rechargeable Li-polymer battery, that can charge your devices multiple times. Rugged solar powered charger is design with IP54. Every port is covered by rubber cap, that can protect battery and prevent the charging ports from debris or dust.

🔋🔋【Solar Power Charger & 2 Input Ports】- The solar charger has two way for charge, solar panel and dual input ports (Type-C and Micro USB). The solar panel can convert it into electricity to use. When charging solar portable charger in the sunlight, the solar power LED indicator light nearby USB output port turns green, and when the solar energy is fully charged, the indicator light turns blue.

9 X-DNENG Solar Charger
Our Score:

☀【Emergency LED Lights】With Built-in super bright LED emergency light and SOS Light design,water-resistant solar battery charger can works perfectly in darkness and outside, especially while meeting emergency.

☀【Super Long After-Sale Service】Quick customer service, answer and solve all your concerns about the product. Please feel free to contact us. Package Including: 1* Power Bank, 1* Micro USB, 1* User Manual .

☀【20000mAh Huge Capacity】: Built in grade A Li-Polymer battery, this portable solar charger is more than enough for your long time travel.Build-in smart IC chip for dual 2.4A USB Ports to charge two devices rapidly.which can simultaneously charge 2 USB-powered devices for multiple times.

☀【Fast Charging Technology】: The solar phone charger is CE, FCC, Rohs certified.The solar panel could absorb light and transfer it into electricity for your emergency when you are in outdoor activities.

☀【Easy To Carry】: With compact size and lightweight design, this solar panel charger is easy to fit into any camping backpack, hiking daypack,or emergency kit.Rugged construction is dustproof, shockproof and waterproof,awesome for outside activities.

10 SinKeu Solar Charger
Our Score:

Designed For Solar Power Station: Comes with 10*DC Connectors, this 40W foldable solar panel compatible with most portable power stations/solar generators on the market and charge fast with a 22% high conversion efficiency. It also can charge your phone, tablet, laptop, mini refrigerator etc, keeps your devices full of juice, without having to rely on a wall outlet.

Universal Charger: Our product includes QC3.0 9v/2A and 5V/3A two USB outputs, one 110V AC outlet, one DC 9~12.6V/10A (Max) output, which means this charger can power your multiple devices at once. It can charge your iPhone and Galaxy up to 8 times, or 2 times for your 12'' Macbook.

High-Speed Charging: Recharges itself less in 4 hours with a high-speed DC15V/2A (30W) input. you can monitor the battery level with OLED display any time. The car charger accessories can make SinKeu recharge in your car.

What You Get: 1× SinKeu 24000mAh AC portable charger, 1 x Solar Panel, 1× DC15V/2A (30W) input charger, 1× Cigarette lighter, 1× Car charge, 1×User Manual. 30-day free return and 7 x 24 friendly customer service.

Remarkably Compact & Power: One of the smallest and lightest 24000mAh 88.8Wh portable power bank with 110V/65W AC outlet, a great solution to AC power supply. Provides enough power to most of your devices such as smartphone, tablet, and laptop. It’s perfect for your travel and business trip.

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What to Look For in a best solar battery charger for rechargeable batteries?

Charging Speeds

The charging speed is important if you don't have much time. The speed of solar panels charging is typically slower than those connected to the wall. So consider both how much time it takes for your device to be charged.

Power Output

Be aware of the devices that you will be using. Most solar panels can charge a tablet or phone. You will need to ensure that your setup is powerful enough for larger items, like a computer or a vehicle.

Built-In Battery

The sun generates power. A solar panel with no plug-ins will generate electricity, so it is okay. However, a battery can be used to store and generate energy until it is needed.


It is very important to choose the right size charger. It is important to consider the weight and size of your solar phone charger.
Solar chargers can be made of several lightweight panels, which fold down to fit into your backpack. Some are more heavy and come with a backup battery pack that can be added to your bag.


It is important that you consider purchasing a powerbank or solar charger with multiple ports if you intend to charge multiple devices.


Check that your charger is compatible with the device you are purchasing. Although most solar chargers can charge all USB devices, it is a good idea to double-check before purchasing.
Pay attention to how many charging ports your charger offers. It's not a good idea to take three friends on hikes and have only two charging ports.

Water Resistance

The sun is the best source of solar power, so panels that are made from solar energy work well outside. You should also consider water resistance if it rains or snows outside.


What type of batteries is the solar battery charger compatible with?

The solar battery charger is compatible with most rechargeable batteries, including NiMH, NiCd, and Li-ion batteries.

How long does it take to charge a battery with the solar battery charger?

The charging time will vary depending on the battery type and the amount of sunlight available. Generally, it takes around 6-8 hours of direct sunlight to fully charge a battery.

Is the solar battery charger weatherproof?

Yes, the solar battery charger is designed to be weatherproof and can withstand most outdoor conditions.

Does the solar battery charger come with any safety features?

Yes, the solar battery charger comes with a built-in overcharge protection circuit to help protect your batteries from overcharging.

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About Sara Ryan

Sara Ryan

Sara Ryan is a freelance writer for CampFireUSA and avid diver. She first discovered her love for diving while on vacation in the Caribbean and has been hooked ever since. Sara loves exploring new dive sites and observing the fascinating creatures that live beneath the waves. As a native of Colorado, Sara enjoys spending her free time hiking and camping in the beautiful Rocky Mountains. She also enjoys writing about her adventures in diving and wildlife conservation.

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