Powerhouse PH4000RI/EFI Electronic Fuel Injection Inverter Generator with Remote 4000 Watt Peak/3600 Running watts, Electronic Fuel injection System Superior horsepower, great altitude performance, digital display with self diagnostic system Exceptional fuel economy, no choke system necessary, self priming fuel system, Pneumatic tires True electronic ignition system, Large battery for better cold weather starting, Wheelbarrow style handles and large pneumatic tires for easier handling 18 hour run time at 1/4 load