The 13,000W Tri-Fuel Portable Generator fromHarbor Freight has a 458cc engine that is designed to provide backup power for the jobsite. For increased mobility over tough terrain, the generator includes 10" flat-free wheels and a foldable handle. The push-button electric start allows the user to turn the unit on or off with no manual choke required. A key fob is included so that the generator can be remotely started and switched off from up to 100' away. A single fuel-selector switch allows the user to choose between gasoline, propane, or natural gas. The generator is backup ready with 240V/120V 50A, and 30A outlets.