The Firman H08052 Hybrid portable generator runs on either gasoline or propane. It offers a long-lasting performance up to 10,000 W starting and 8000 W running, for the most demanding and challenging situations. With an incredible 439 cc power engine, offering 120 or 240 V, the H08052 dual fuel generator is an absolute powerhouse ideal for your job site, cabin, large RV's or backup power station for your home. Coupled with a transfer switch, the H08052 can act like a great alternative as a portable, whole home stand-by generator to get you through tough times after a big weather event. The H08052 provides great power with an easy-to-use, fast and straightforward push button and also includes a CO alert to protect you from carbon monoxide. The H08052 comes with an engine oil bottle, oil funnel, spark plug wrench, two double open-ended wrenches (10 x 12 mm) and an LPG regulator with a hose holder.