Duracell DS20R1i, 2000 Running Watts/2200 Starting Watts, Gas Powered Portable Generator 4-1/2 Hp ohv 135-cc Duracell engine tested for 500 plus hour life 2200-Watt; max 2000-watt running 2.64-Gallon fuel tank with 10 hours of run time at 1/2 load Noise level is 62-db at 7 meters Non-CARB Compliant/Not For Sale In California