Generac, GP7500E Dual Fuel Portable Generator. Featuring Dual Fuel functionality, it is capable of running on either gasoline or an LP gas fuel source with the simple turn of a dial. Dual Fuel features a steel frame and a compact design with integrated wheels and handle that makes transportation easy. With 9400 starting watts and 7500 running watts (Gas), this generator is powerful and versatile enough to power tools for your next DIY project and to provide emergency backup power in the case of an outage. Onboard COsense technology provides powerful protection from hazardous carbon monoxide. The 420cc Generac OHV engine provides consistent power for multiple applications while an 7.9 gallon fuel tank delivers up to a 10 hour runtime at 50% load (Gas)