Schumacher"s PS-1562A Fully Automatic ProSeries Battery Charger/Maintainer automatically maintains both 6 and 12 Volt batteries, keeping them at full charge using float mode monitoring. This ProSeries charger is perfect for charging small batteries, or for maintaining small and large batteries kept in storage for vehicles such as motorcycles, classic cars, RVs and boats. With the quick-connect harness, you can change between 50 ampere Clamp or Ring Terminals in seconds.