"The FIRMAN P03613 generator stands alone. Comes with new CO shutoff alert system. Equipped with 3550 watts running at 67dB, this monster has a little bit of everything.  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.

Note: Everything you need is in the box including: oil, funnel, operator's manual, and spark plug wrench.
"4450 Starting Watts, CO Shut Off Feature, 14 Hour Run Time, runs quiet at 67dB