The Sportsman 4000W Dual-Fuel Generatorhas the power and flexibility to run an RV while camping outor to keep essential appliances going during an unforeseen power outage. It’s equipped and designed to handle most electrical back-up needsefficiently and conveniently. This Sportsman dual fuel generator runs on either unleaded gasoline or propane gas . allowing for a greater universal generation. It provides the long-lasting . clean-burning advantage of propane gas and also allows for the familiar and easy-to-find benefits of unleaded gasoline. The Sportsman 4000W generator includes both a breaker and an engine shut-off switch to help transition energy safely. It provides a reliable electrical source that is EPA approved for home and travel needs. TheSportsman 4000W Dual-Fuel Generator provides families with the peace of mind that the power will stay on when you need it most.