1) battery charger :Voltage input: AC 120V/60Hz or AC 230-240V/ ... :6ARated charge current : 4ABattery types : DC 6V/12V ,ACID BATTERYRechargeable battery capacity : 20Ah do 120AhPlastic shellThe power cord : 1.8M (according ... ,security ,3 .automation Size and weight :200mmx180mmx105mm ,1.3kg auto battery charger for car