Peak Watts GAS/LPG: 5250W/4750W - Rated Watts GAS/LPG: 4250W/3850W. 224cc, 4 Stroke Air Cooled OHV Engine. One Duplex 120V 20A Outlet, One 120V 30A (RV) Outlet, One 120/240V 30A Twist-Lock Outlet (L14-30).