... quality with competitive price 3..WITH CONTROLER 4.OEM,ODM Pure sine wave OFF GRID power one inverter in Qingdao allrun ... new energy co., LTD1.Pure sine wave Inverter Feature:Capacity: 300W--30KW First, super wide ... ,192V, 240V for optional Seventh, output pure sine wave: 220V+-3%. Eighth, it can drive impactive loads, such as lightings, TV sets ...