For more than 75 years, Schumacher Electric has been a trusted name in battery maintenance technology, relied on by mechanics worldwide. The Schumacher 6-Volt/12-Volt 3-Amp Fully Automatic Battery Charger and Maintainer (SP1356 ) is the ultimate solution for keeping all your 6-volt and 12-volt batteries in top condition. Whether you have a motorcycle, power sports, car, or boat battery, the SP1356 charger will ensure they are always fully charged and ready to go. Featuring fully automatic operation and an advanced internal microprocessor, the unit offers an array of features such as multi-stage charging, auto voltage detection, float mode monitoring, and reverse hook-up protection. It also features a quick-connect harness that lets you attach the unit to any of the three included connectors in mere seconds. Compatible with 6-volt and 12-volt standard, AGM, and gel batteries, the SP1356 offers a scrolling digital display, LED indicator, and rust-proof case. Keeping your batteries charged and healthy has never been easier or more reliable thanks to the Schumacher SP1356 Battery Charger and Maintainer.