DuroMax Dual Fuel technology allows the freedom of operating your generator on gasoline or liquid propane. Enjoy safe, reliable power whenever and wherever you need it. Compared to gasoline, liquid propane is fuel efficient, less expensive and has a longer storage life. The DuroMax Hybrid Dual Fuel XP12000EH 12,000 Watt Generator offers the maximum versatility and will have you prepared for any power outages. 12,000 watts of power will provide you with the comfort to weather any storm. This dual-fuel, Gas or Propane fuel source Generator can run upto 8 hours on Propane which will give you the longest run time and minimize maintenance from gasoline emissions. This unit provides power normally found in home standby units but in a portable package. It will help you to power essential appliances and even comfort technologies during unexpected outages to keep your family comfortable and to live life uninterrupted. Available as either Gasoline or Gasoline/Propane powered, the 12,000 Watt BEAST Generators offer the most versatility and savings all in one package. Only as Strong as Its Core. This workhorse Generator is powered by a 457cc DuroMax OHV Engine that feeds the fully loaded power panel which allows the user to pull up to the maximum 12,000 watts of power. Also on the power panel are individual breakers to prevent overloading and keep everything safe. The noise reducing muffler also utilizes a spark arrestor making it EPA approved for safe use in U.S. National Parks. DuroMax Generators are perfect for any application where portable power is needed; whether it's because of a natural disaster or needed for camping in the woods, DuroMax will deliver. Safe and Reliable Operation for Any User. Designed for Safe and Easy Operation, the XP12000EH features a user-friendly, Electric Start, that's as simple as starting your car. It is also equipped with a recoil start in case of the battery being drained. Solid-Fill tires are also standard, they will never run flat, and high leverage handles that make it easy to transport over every terrain. The attached oversized noise reducing Muffler has a built-in Spark Arrestor for safe use in mandated camping areas and jobsites.