Bullet Points:

1. High Conversion Efficiency: The 5.5V Portable Solar Panel has 24% High conversion efficiency, high-efficiency output, and excellent low light effect. With a built-in monocrystalline silicon solar module, it can convert solar energy into electricity. So you can use it as a solar charger. 
2. Waterproof and Durable: The mini solar panel is encapsulated with high-quality PET film, which has good waterproof performance and can withstand harsh weather conditions.
3. Ultra-light and Easy to Carry: The 5.5V USB Solar Panel Charger sizes 5.23 inches x 2.99 inches. With the mini size, it is suitable for a small bag. It weighs almost without anything and is simple to carry.
4. Application and Installation: Our Portable Solar Phone Charger can be used for cell phone charging, home lighting, and various small power appliances such as solar water pumps.
5.5.5V Solar Battery Charger: These 300mA Phone Solar Chargers convert sunlight into electricity. They are energy-saving, environmentally friendly, and pollution-free.

Specifications:

Color: Black;
Size: 76 x 133mm/2.99 x 5.23 inches;
Interface: DC USB Port 30cm/11.8inches;
Maximum power: 1.65 W;
Operating current: 300mA;
Operating voltage: 5.5V;
Open circuit voltage: 6.2 V;
Short-circuit current: 330mA.