made in china Inverter From China, 500W , Output 110/220V easy to install factory ... cut off the internal circuit, so can protect battery from being damaged.4. Self protection design, when the ... v input, 24 v input, cigarette lighter input, battery direct input; 220 v ac output, 110 v ac output, ... resistance to oxidation and beautiful shape. made in china Inverter From China, 500W , Output 110/220V