Input Voltage: 120V AC/60HZOutput Voltage: 12V and 24V DCCharging Current: 2A - 20a for 12V batteries 2A to 15A for 24V batteriesFeatures:• Light Weight - EASY TO USE• No Risk of Overcharging• Spark Proof• Great for RV, Boats Cars, Bikes and More• Charging Voltage is Auto Select• Works with Wet, MF, AGM or GEL Lithium BatteriesPackage Contents:• Eye-Ring Connectors• Alligator Clamps