... . 4,CE Certification General Features for 36V/25A battery charger : 1,Ac input: 110Vac or 220Vac as ... we can make 110V/220V voltage selector for charger can use both 110Vac and 220Vac.2,Efficiency ... ,Cooling need a fan.4,Automatic,Advanced ,high frequency,swich mode design allows more efficient,faster ... inquiry,any questions about 36V/25A battery charger. 36Volt 25Amp Lead-acid Battery Charger(YMC36-25)