Charge and maintain your automotive and marine batteries with the Schumacher SC1280 6/12V Rapid Battery Charger and 15A Maintainer. Digital display for voltage and percentage of charge, Start/Stop interface, and LED indicators and push button controls make this unit easy to use. Features auto voltage detection to easily detect between 6 and 12V batteries. Automatically selects charge rate for charging and maintaining. Built-in reverse hook-up protection prevents charger from operating if clamps are reversed. Meets the highest industry standards with its Schu Eco Energy. DOE compliant. Compatible with standard, AGM, gel, and deep-cycle batteries. Rated for 800 CCA.