Battery Tender Plus 12V / 6V Selectable Battery Charger The Battery Tender Plus ensures optimal performance for your battery at all times. With a 1.25 AMP output and the flexibility to alternate between 12 Volt and 6 Volt charging, it suits a wide range of vehicles from automobiles to watercraft. It employs a sophisticated 4-step charging method, encompassing initialization, bulk charge, absorption and float modes to prevent overcharging. Features: Output: Selectable 12 or 6 volts Input: 120Vac / 60Hz Temperature compensated to ensure optimum charge voltage according to ambient temperature Automatically switches from full charge to float charging mode Battery Tender at 1.25 amps will charge as fast or faster than any 3 amp charger available Reverse Polarity Protection to ensure user safety: Red & Green Lights Alternately Flash in this condition Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode) 5 year warranty 50 State compliant