28W Foldable Sunpower Solar Panel Charger Solar Power Bank Backpack Camping Hiking

Main Features ● Solar energy and efficient solar charger circuit Environmental protection and energy inexhaustible ● Sunpower crystalline solar cells and Epoxy resin surface seal ● Slim design with 3mm thickness ● Portable and frame design fit for outdoor and indoor usage ● Constructed by high quality material eco friendly waterproof durable and sensitive ● Offers continuous power supply even on overcast day ● Suitable for outdoor activities emergency and outdoor working Note The output of all solar panels is entirely determined by the intensity of the sun When testing the current try testing at noon directly in the strong sunlight SpecificationProduct Name Foldable Solar PanelDual USB InterfaceProduct Size Unfold 920x280 mm 36 2 11 inchOperating Environment Temperature 40°C 85°C 40°F to 185°F Wind Resistance 50psf 2400 pascals Snow Resistance 113psf 5400 pascals Hail Impact 25mm 1 inch at 23 m s 52mph Cell Conversion Efficiency 21 ±1 Surface Matte PETBack White PETIntermediate Connection Material EVA Solar Cell Sheet Oxford clothPackage Contents1x Solar panel