By the manufacturer, this generator is connected to a vertical shaft 15 hp Briggs and Stratton OHV engine, offering 7000 watts to 12,250 watts and operational base for all your needs first home. The 8 hours of operation (1 / 2 load) will be difficult to notice the noise with high and 6 points with practical time protected control panel gives you peace of mind to go with the peace and tranquility. The pneumatic wheel kit is included for easy mobility on any terrain. Supported by a two-year limited warranty, this unit is supplied complete with 12 volt DC battery charger, charging cables and motor oil.