Highlights: 7 MHP (Maximum Horsepower), 212cc 4 stroke OHV gasoline engine Surge 4100 Watt Output Rated 3500 Watt Output (3) 120 volt/20 amp AC receptacles Recoil start/recoil and electric start 4 gallon fuel tank Quiet operation 65 decibel sound rating at 23 ft (7m) 12 hour run time (at 50 percent load) Low oil engine