The FIRMAN P03613 Gas generator stands alone. This generator comes with new PGMA compliant CO shutoff alert system. Equipped with 3650 running watts / 4550 starting watts and runs at 67dB. The ergonomic grip makes for simple starting with the reliable recoil start. 30A plugs . 120V power California and Canada emissions certified . and RV ready with a 4-in-1 data minder measuring Volts . Hertz . Hrs and low oil indicator makes this the perfect machine. Our Max Pro Series 208cc engine runs cool and efficient thanks to the Phoenix Fat Head Block. Equipped with a 5 gallon fuel tank . the P03613 runs for 14hrs. Work. Play. Enjoy!Note: Everything you need is in the box including: oil . funnel . operator’s manual . and spark plug wrench.