Foldable solar panel to power laptops, tablets, phones and solar generators during travel, RV camping or backup Water-resistant oxford fabric and reinforced stitching withstand outdoor conditions, including salt water, rain and UV exposure Folds down to notebook size with built-in handle and carabiner for easy carrying and attaching to a backpack, boat or tent Smart charging technology automatically identifies connected devices, providing optimal voltage for car battery power stations and USB electronic devices Dual USB ports can charge multiple devices simultaneously, with good conversion efficiency even in partial sunlight, Manufacturer: Santiway