... Generator Set3.5~6.5KVA,8~13HP,270~420cc,4-Stroke, Air-Cooled,OHV engine Honda design gasoline engineApprobate:GS,CE,Euro-II ... ,EPA ~3.5-6.5KVA power ~270-420CC power Singe Cylinder ... , 4-Stroke, Air-Cooled, OHV engine Honda design gasoline engine provides reliable power ~Oil alert ...