Description Championâs 6500-watt natural gas ready generator features CO Shield carbon monoxide auto shutoff system. Also operating on Tri-Fuel technology, allowing it to run on natural gas, gasoline, or propane. This unit meets ANSI/PGMA G300-2018 requirements and includes a 25-foot natural gas hose kit.PRODUCT DETAILS:Tri-Fuel: Your 6500-watt portable generator operates on natural gas, propane, or gasoline, plus natural gas and propane hoses are included so the unit is ready to run on any fuel right out of the boxElectric Start: Power up the 389cc Champion engine with the handy rocker switch, battery includedIntelligauge with CO Shield: Track voltage, frequency, session run time, and total run time to monitor output and track maintenance intervals, plus features CO Shield carbon monoxide auto shutoff systemPowerful: Gasoline: 8125 starting watts and 6500 running watts, propane: 7500 starting watts and 6000 running watts, natural gas: 6875 starting watts and 5500 running watts and engine oil is included