Powered by either gasoline or propane the dual-fuel capability coupled with an available 5 500 peak in a small footprint allows this generator to be used anywhere for anything Similar units cost 2x as much & are 2x the weight. The DuroMax XP5500EH provides easy reliable starting with either the keyed electric start or E-Z recoil pull start. This unit is durable enough for construction sites as well as easy enough to transport for tailgating or camping. The 5 500W of power gives you enough power to run lights TV refrigerator or any other necessary items during a power outage. Packing an impressive 5500 peak into a portable unit was no easy task. DuroMax units are designed & thoroughly tested at the headquarters in Ontario California. No corners are cut during design or manufacturing. From the factory to your front door our quality shows & you will be impressed. All DuroMax units are backed by a 1-year factory & can be serviced at any of our approved service centers nationwide.