Product applied to a lack of electricity in areas. Detail DescriptionsRemark:1) System capacity:1000VAMost output power:800WOutput voltage:220V2) Working hours:when battery are full, 800W can working time 6-8 hours / per day, keep on working 2-3 cloudy days3) Suggest use electrical equipment:lights,TV,computer,DVD/VCD,fan,small sound,refrigerator, microwave oven,washing machine ,printer, ...