1. USB output: The standard USB output is suitable for mobile phones and other portable electronic devices, and is easy to use. 2. High conversion rate: High photoelectric conversion rate, suitable for outdoor activities, emergencies and outdoor work. 3. High efficiency: High efficiency solar panel charger, energy saving and environmental protection, long service life. 4. Waterproof: The solar folding bag is made of high-quality silicone and nylon, waterproof and durable, and can be used to charge mobile phones, power banks, etc. 5. Lightweight and Portable: The foldable solar charger has a thin and lightweight design, lightweight and easy to carry, suitable for outdoor and indoor use. Specification: Item Type: Solar Charger Material: Silicone, Nylon Weight: Approx. 273g / 9.6oz Folded Product Size: Approx. 16.5*44cm Current: 1.3A Power: 20W Voltage: 5V Conversion Rate: 19.7% Output: USB Operating Temperature: -40 ?+85? Features: no energy storage function. Scope of application: