6A Charger | 2A Maintainer, For basic charging applications & rugged use, Fully automatic operation, Microprocessor controlled automatically adjusts the amperage rate to charge and maintain, Multi-stage charging for added precision, safety and battery life, Float mode monitoring automatically maintains optimum battery charge, Charges 6V and 12V Standard and AGM batteries, Auto voltage detection 6 or 12 volts, Reverse hook-up protection charger won't operate if clamps are reversed; LED will flash, Heavy-gauge steel case with powder-coated finish, Schu Eco Energy meets the highest industry standards, DOE compliant. (1-0-13005)