RELIABLE POWER: Delivers 1.5 Amp maintain to power sport, car, or marine batteries; compatible with standard, AGM, and deep-cycle batteriesSMART CHARGING: Microprocessor-controlled automatic amperage rate adjustment and multi-stage charging for added precision, safety, and battery lifeFLOAT MODE: Float-mode monitoring automatically maintains optimum battery lifeVOLTAGE DETECTION: Automatically detects 6V or 12V batteriesSAFE AND RELIABLE: Reverse hook-up protection prevents the charger from operating if the clamps are reversed The Schumacher SC1319 Battery Maintainer is a great option for power sport, car, and marine batteries. The microprocessor automatically adjusts the amperage rate, with multi-stage charging and float mode monitoring for optimum charging and maintaining to extend battery life. Includes a quick-connect harness, LED light indicators, and simple button controls for ease of use, plus reverse hook-up protection which prevents the charger from operating if the clamps are reversed. Schu Eco Energy meets the highest industry standards. Compatible with standard and AGM batteries.