"This Winco Trifuel Generator runs on gasoline, propane or natural gas and includes a rugged pneumatic wheel kit, making it ideal for emergencies and outdoor projects. U.S.A. Not for sale in California or for export out of U.S.A. Surge Watts NG 9,600, Engine Displacement cc 688, Rated Watts LP 9,720, Run Time 8.9 hrs. at full load, Receptacles qty. 120/240V NEMA 14-60 A plug, 4 20A, 120V outlet, Low Oil Shutdown Yes, Start Type Electric, Dimensions L x W x H in. 39.5 x 26 x 26, Battery Required Yes, Surge Watts LP 10,800, HP 21, Fuel Capacity gal. 15, Fuel Type Gasoline, natural gas, propane, Engine Honda GX630, Rated Watts NG 8,640, Surge Watts 12,000, Battery Included No, Noise Level dB 78, Rated Watts 10,800. Delivers clean power with less than 5 THD that allows for safely powering sensitive electronics Hour meter Full wraparound tubular steel cradle Low pressure fuel regulator Rubber isolation mounts Brushless 100 copper windings for longer life and superior motor starting Wheel kit with pneumatic tires EPA-approved"