... Mode Power Supply,MCU control . 3,DC: 36V,30A. 4,CE Certification General Features for 36V/30A battery charger : 1,Ac input ... charger can use both 110Vac and 220Vac.2,Efficiency: 85%-90%.3,Cooling need a fan.4,Automatic,Advanced ,high frequency ... efficient,faster charging.5,Also supply lighter weight and compact size allows on-board use and offers space advantages.6,Aluminum ...