1. solar charger is safe and environmentally friendly. It places the machine under solar radiation and connects it to your device with USB data cable (excluding USB data cable). Then it can provide the fastest current for direct charging. 2. Efficient conversion: The solar panel can convert up to 26% of the solar energy into electricity under sufficient sunlight, allowing you to easily cope with outdoor environments. 3. Waterproof and : high-quality integrated production process, ETFE coating. Waterproof, corrosion resistant and high temperature resistant. Very suitable for outdoor charging 4. Good compatibility and wide applicability: it can be widely used in travel, camping, mountaineering, hiking, cycling, leisure, sports and other outdoor activities. Fully compatible with most 5V input devices of mobile phones or tablets, widely used 5. Portable and light - The design size can be easily put into the backpack, providing portability and simplicity. The mountaineering buckle is very suitable for hiking or around towns. Hang on your backpack while walking. Product name: solar panel charger Color: black+white Material: monocrystalline silicon+metal Model: ip014 Maximum Power (Pmax): 20W Maximum Power Voltage (Vmp): 18V Maximum Power Current (Imp): 1.2A Number of Cells: 32pcs Output: USB 5V & DC 18V Size: 210 x 175 x 2.5mm Package Contents: 1 x 20W Solar Panel Charger 1 x Car charger 1 x The battery clip(Alligator clip) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.