Features: Fast and efficient polycrystalline charging cells provide this solar panel charger with enough power to charge 2 devices at the same time! Smart charging technology recognizes the input needed for a connected device and distributes the current output accordingly, utilizing the full charge time. Great Compatibility: Use this solar phone battery charger with USB device powered with DC 5V input voltage. Compatible with iPhone Android Smartphones and other electronic devices, including power banks of different capacities. It is also perfect backup in case of power failure. Portable and lightweight: You can easily take this foldable solar panel charger with you on an outdoor adventure! It weighs only 12.34 oz and is ultra-thin. It is ideal to use while backpacking, backpacking, camping, kayaking and other outdoor activities. Weather-Proof and Durable: Don't worry if those clouds might turn into rain - our solar panels are protected with an industrial strength PET polymer and sewn in sturdy polyester canvas, making it highly water and dust resistant. Friendly Service: If you have another question, please connect us in time. Features : The black color output: Power 5V / 2A: 20W (max) Waterproof Level: Folding IP 65 19 * 10 * 4 mm Size: 650*170*3mm Weight: 350g Packing List: 1 Solar Panel