Charge and maintain your battery with the Schumacher SC1279 12V Fully Automatic Battery Charger and 8A Maintainer. This unit is microprocessor controlled, multi-stage charging adds precision, safety and battery life. The float mode monitoring automatically maintains optimum battery charge. Built-in reverse hook-up protection illuminates warning light if clamps are reversed. This unit meets the highest industry standards with its Schu Eco Energy. DOE compliant. Compatible with standard, AGM, and gel batteries.