Schumacher Electric 4.8W Solar Car Battery Maintainer, Amorphous Solar Technology, Water Resistant, 12V Sport, Auto, and Marine Batteries, SP-400

The Schumacher SP-400 Solar Battery Charger and Maintainer harnesses the power of the sun to maintain batteries in boats, cars, motorcycles, snowmobiles, trucks, RVs and more. Featuring a built-in panel that uses solar technology to convert sunlight into usable energy. The maintainer can be easily charged in daylight and even operates under cloudy conditions. The maintainer requires no outside electrical source and can deliver a 4.8W charge to 12V acid-lead batteries. Includes charger, 12V DC adapter, clamp adapter, mounting screws and user manual.

RELIABLE CHARGE: Delivers a 4.8-Watt charge to 12V car, boat, motorcycle, snowmobile, truck and RV batteries SOLAR-POWERED: Water-resistant solar panel battery maintainer utilizes solar technology to convert sunlight into power compatible with lead-acid batteries NO ELECTRICITY NEEDED: Charge the maintainer by placing it panel-side up in an area exposed to daylight works in both sunny and cloudy conditions EASY TO USE: Simplified, environmentally-safe design offers plug-and-play usability and requires minimal maintenance