North Star tri-fuel generator, 10k with 13k surge. Has 20hp Honda engine with electric start. 77 hours. Has four 120v plugs, one 30amp 120v plug, one 30amp 240v plug, one 50amp 240v plug. Runs on gasoline, propane, natural gas. Great for job site, farm, your house. Will run your house, it did here. 10 gallon gas tank. Switches easily from gasoline to propane or natural gas.