... ,Sealed Lead-acid battery charger 2,Switching Mode Power Supply,MCU control . 3,DC: 12V,35A. 4,CE Certification General Features for 12V/35A battery charger ... selector for charger can use both 110Vac and 220Vac.2,Efficiency: 85%-90%.3,Cooling need a fan.4,Automatic,Advanced ,high ...