C.A.G 3500 watts Portable Generator is powered by a reliable single cylinder, OHV air cooled 4-cycle, EPA standard 7HP gas engine, with a 15L metal fuel tank to ensure it runs more than 12 hours at half load. The OHV engine is equipped with a low oil shutdown system that protects the engine from costly damage. Gas portable generators provide reliable, easy-start convenience to deliver power quickly for emergencies and home projects. It is ideal for job site use, recreation, household, lawn and garden, small tool power, and home back-up power.