GENMAX 5500W Dual Fuel Portable Generator, Gasoline & Propane Powered, Open Frame High-Speed Engine, Ultra Lightweight for Home Backup, Camping & Job Site Use, EPA Compliant (GM5500XiD). The GENMAX GM5500XiD dual fuel generator runs on gasoline or propane (LPG), offering flexible fuel options for home backup, camping, RV trips, and outdoor activities. Choose the fuel source that suits your power needs. This portable inverter generator delivers 5,500 starting watts and 4,000 rated watts on gasoline, or 4,950 starting watts and 3,600 rated watts on propane. The 2.2-gallon fuel tank provides up to 11 hours of runtime at 25% load when running on gasoline. With ≤3% total harmonic distortion (THD), it delivers clean power for compatible electronics and appliances. The low idle mode automatically adjusts engine speed based on the connected load, helping reduce fuel consumption and operating noise under lighter loads. This feature makes the dual fuel inverter generator a practical choice for home backup, camping, and outdoor activities. Equipped with 120V 20A and 30A AC outlets and dual USB ports (5V/1A and 5V/2.1A), this dual fuel portable generator supports a range of compatible devices and appliances. The digital display lets you monitor output voltage, frequency, and accumulated running time. The built-in CO sensor automatically shuts down the engine when unsafe carbon monoxide levels are detected. Low-oil shutdown and overload protection provide additional safeguards, while integrated wheels and a handle make this portable generator easier to move for home backup, camping, and outdoor use.