VIVLLEN Solar Car Battery Trickle Charger 12V 2.5W Waterproof Portable Car Battery Solar Panel with Battery Clamp and Cigarette Lighter Plug for Motorcycle Boat Snowmobile Watercraft

?Thin film technology? The solar battery charger carhas outstanding low-light level performance. With amorphous technology, it willcontinue to work, even in cloudy weather!?Windproof and waterproof : In addition to the low-light performance feature, this solar trickle chargerwithstands other inclement weatherconditions to keep you fully-charged!?Back current protection? Prevent the battery from...