"This Winco Portable 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, Low Oil Shutdown Yes, Run Time 8.9 hrs. at full load, Receptacles qty. 120/240V NEMA 14-60 A plug, 4 20A, 120V outlet, Dimensions L x W x H in. 39.5 x 26 x 26, Start Type Electric, Surge Watts LP 10,800, Surge Watts 12,000, Battery Required Yes, Rated Watts NG 8,640, Fuel Capacity gal. 15, HP 21, Noise Level dB 78, Engine Honda GX630, Rated Watts 10,800, Battery Included No, Fuel Type Gasoline, natural gas, propane. 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"