The modern world is full of various challenges, including those related to the environment, energy, and the reasonable use of resources. A good solution to these problems is the use of solar-powered power banks in everyday life, as they are an environmentally friendly, reliable and portable power source. Accordingly, it can be used in any unbearable and unexpected situations and always stay connected. This is because the solar panel restores the capacity of the portable battery using the sun’s energy. Today, we will compile and discuss the rating of the best solar-powered PowerBanks.

• Mibrand Power Bank 20000mAh Extrem Solar Folding 2 Lights (MI20K)

The Mibrand Power Bank 20000mAh Extrem Solar Folding 2 Lights (MI20K) is a compact and stylish device that has a large energy reserve. The undoubted advantage of this model is that the charge can be restored thanks to the presence of solar panels without being connected to an outlet. The body of the device is made of durable black matte plastic. In addition, this power bank has the following types of ports, suitable for charging smartphones, laptops, flashlights, drones, and other gadgets:

• Micro-USB input: 5V/2A, 9V/2.1A, 12V/1.5A;
• TYPE-C input: 5V/3A, 9V/2.2A, 12V/1.5A;
• built-in USB-A cable: 5V/3A, 9V/2.1A, 12V/1.5A;
• TYPE-C input: 5V/3A, 9V/2.22A, 12V/1.67A;
• USB-A input: 5V/3A, 9V/2A, 12V/1.5A;
• Micro cable: 5V/2.1A;
• Type-C cable: 5V/2.1A;
• Lightning cable: 5V/2.1A.

The main characteristics include:

• capacity – 20,000 mAh;
• battery type – Polymer;
• indication – the charge level indicator is available.

It should also be noted that this is a fairly powerful device, as its current capacity is 3A and the output voltage is 12V. In addition, if you are at home and need to quickly recharge your Power Bank, you can use a traditional power source, if you are on the road, you will need a car cigarette lighter. The main advantages of this model include:

• a large energy reserve that can be used to recharge 4 devices simultaneously;
• The power bank also has a built-in double flashlight with a power of 3 W each.

2. Sandberg Power Bank Urban 10000 mAh PD Solar Panel Black

Compared to other power banks with solar panels, this one is a budget option that is quite compact and easy to use. Its body is made of black metal. The external battery is equipped with a powerful solar panel made in the USA, which generates enough power to charge your smartphone on a sunny day.

This power bank has the following types of ports and interfaces suitable for charging smartphones:

• 2 USB A outputs;
• Micro-USB input;
• 1 C-type USB port

The main features of the device include:

• battery capacity – 10000 mAh;
• battery capacity (Watt-hour) – 37 Wh;
• total output power is 18 W;
• output voltage – 5V/3A, 9V/2A, 12V/1.5A;
• the current of the solar panel is 450 mA;
• solar panel voltage – 5 V

However, the most interesting advantage of this device is the fast charging function – Qualcomm Quick Charge 3.0, which ensures its effective use in any situation.

3. Allpowers 21W with Power Bank 10000 mAh (AP-SP-002-BLA-NEW)

If the previous two models were power banks with solar panels, then in this case it is more correct to say that this is a solar panel with a power bank. Allpowers 21W is a new product that combines a portable solar panel and a built-in battery. Thanks to this, the device is perfect for users who love outdoor activities. With the help of Allpowers 21W, you can recharge any USB-powered device: phones, smartphones, phablets, tablets, action cameras, navigators, speakers, lights, and e-books. The built-in power bank is made using Li-pol technology and has a total capacity of 10000mAh. It takes only four hours to fully charge it. Main features of the device:

• number of solar panels – 3 pcs;
• The power of the solar panels is 21V;
• battery capacity – 10000mAh;
• output current – 2.4A, 3A;
• output voltage is 5V.

In addition, the device has the following connectors:

• USB-A – 2 pcs;
• USB-C – 1 pc.

Each port is equipped with a built-in automatic controller that regulates the current and voltage supply. One of the gadget’s advantages is that the solar charger’s body is made of fabric, which protects it from moisture, dust, and dirt, and the ports are closed with rubber plugs. Although the solar panels on power banks are not powerful, they can still be an alternative and optimal option for traveling or if you find yourself in any extreme conditions, as they can always keep you connected and with light.