7W 5V Sunpower Solar Panel Charger Bank Backpack with USB Port for Camping Hiking

Features: High-Efficiency Sunpower Monocrystalline Cell, up to 24%. Applied in charging cellphones, mobile power bank, etc. Portable and lightweight, can be mount on the backpack. Offers continuous power supply even on overcast day. Suitable for outdoor activities, emergency, and outdoor working. Parameters: Pmax: 20W USB Output Voltage: 5V USB Output Current: 1400mA Conversion Efficiency: 24% Material-Panel: PET Laminated Sunpower Monocrystalline Cells Material-Bag: IPX5 Water-Proof Nylon Size: 315x175x45mm Weight: 200G Package Included: 1 X 20W Foladable Solar Charger w Dual USB Port 2 X Carabiner NOTE: The parameter on is tested under a ideal condition of AM1.5 1000W/m 25 The actual output is related to the condition for using like temperature, sunlight direction, shadow, etc.