1,portable gasoline generator 2,100% copper wire 3,CE&EPA 4,50hz ,60hz 5.with wheel kits Features of our portable gasoline ... from us. Specifications: Model No.WY3.5GF-3/3.5GF-4WY4GF-3/4GF-4WY5GF-3/5GF-4GeneratorNoise(7meters away)70db72db74dbRated output frequency50hz50hz50hzRated ... . 13 Fengxi Road, Caijiagang Town, Beibei District, Chongqing, China WY3.5GF-4 3500 Watt Generator with wheels