product name：GWF-4500 Generator Type：Single Phase?Synchronization?Brush less Peak power(KW)：4.3/4.5 Rated Power(KW)：4.0/4.2 Rated voltage(V)：220/230/240、110/115 Rated current(A)：17.3/36.5 frequency(Hz)：50/60 Rated speed(r/min)：3000/3600 Power Factor cosф：1 DC rated voltage(V)：12 DC rated currency (A)：10/15 Insulation：B Engine Type：182F Engine model: single cylinder, Forced Air Cooling, 4-stroke Displacement：337 Fuel volume(L)：21 Fuel type：Unleaded gasoline Ignition：C.D.I Start mode：Recoil/Electric G.Weight(kg)：84 Carton Size(mm)：705x575x565 The features Big fuel tank Generous 9.2*and 25+liter fuel tanks combine with the efficiency of Guangzhou great wall, engine technology for long hours of uninterrupted power. Easy, Reliable Starting Automatic mechanical decompression and transistorized non-contactignition make recoil starting just an easy pull away. Circuit breaker Easy ?to ?use Ac circuit breakers cut the power in the event of electrical over load while leaving the power switch on. Convenient full frame Durable steel ?pipe frame surround all components protecting and making then easier to transport and carry. Voltmeter All confirmation of output voltage at a glance