Runs smooth and quiet for up to 5 hours of safe continuous operation at 50% fuel load. Built-in remote reset circuit protection prevents against overheating and circuit damage. Ideal use for household appliances, electric tools. Perfect for camping, tailgating, or anywhere else you need portable power.EPA Compliant enviroment friendly for outdoor and indoor applications. Engine: 71CC Air-Cooled OHV Gas Engine (2-Stroke). Engine Run Time: 5 Hrs/50% Load. Rated Horsepower: 2.2 HP. Power Type: Gas & Oil Mix. DC Output 12V 8.3A. Fuel Tank Capacity: 4.2 L 1.1 Gal. Gasoline to Oil Ratio: 50:1.