Powered by sunlight, 20% high conversion efficiency for providing enough p-ower, it is especially suitable for handling emergencies or black put suddendly. What are you waiting for? Just come and buy. Features: 6mm thickness slim and foldable design for easy carry and space-saving. Functioned as p-ower b-ank to re-charge cell phones and any other 5V USB devices. Comes woth over-discharge, over-current and short-circuit design provides you a safe use. 20% high conversion efficiency for providing enough p-ower Offered you 2 strong carabiners help to keeps tension when you need it. Made of superb PET material and IP65 water resistance for long-lasting. Suitable for hiking, cycling, mountaineering, camping, fishing, outdoor survival and emergencies. Specifications: Material: PET Color: Black Pmax: 20 W (Max) USB Output Voltage: 5V USB Output current: 1500mA Panel Quantity: 4 PCS Solar Panel Conversion: 20% USB port quantity: 1 Chargeing hours: 5 Water resistance: IP65 Folding Size: 185*115* 25mm/ 7.3 * 4.5 * 1 inches (Length * Width * Height) Unfold Size: 487 * 185 * 3mm/ 19.2 * 7.3 * 0.1 inches(Length * Width * Height) Packing Size: 200 * 165 * 25mm / 7.9 * 6.5 * 0.9 inches(Length * Width * Height) Packing Weight: 290 g / 10.2 ounces Package List: 1 * Solar Charger 2 * Carabiners