Mfr # AXQ1-200A. The AXQI 200a is an OSHA Approved Generator that produces 4000 Watts Maximum and 3500 Watts Rated AC Output. The unit is powered by a 15hp electric or recoil start engine with low oil shut off. The battery is not included. This combo unit has a noise level of 75 db. It features auto-idle for power on demand while consuming less features 200amp DC Arc Welder Adjustable Power and 4000 watt Generator Combo Welder Current Range from 50 amps to 200 amps allows up to 3/16-inch welding rods OSHA Approved with GFCI Receptacles and Frame to Ground Bonding 15 hp OHV 4-stroke Lifan Industrial Grade OHV Gasoline Electric / Recoil Start Engine Receptacles 1ea- 120V 20amp GFCI, 6.5 gallon fuel tank, 10 hour run time at 50% load 75 dB Sound Rating Auto Idle - Power on Demand Wheel Kit with foam filled never flat tires Battery Not Included Dimension - 30 x 24 x 24 in.