50 State compliant, Electric start w/recoil backup, 4300 watts max, 3800 watts rated, 120 volt, 31.7 amps rated. Subaru 9 HP OHC engine. 3.4 gallon fuel tank for up to 5.3 hours run time at rated load. Ultra silent at 62 dba. GFCI & twistlock receptacles, Single dial control, Overload condition, Auto power saver, Voltmeter, Hourmeter, Frequency meter, 4 wheel kit standard. 3 year limited warranty