Only fired up to see if it works. Bought brand new (2,700) and sat in shed never to be used. We’ve since bought an electric truck that can act as a generator in a power outage so have no use for this. It’s a beast and operates on propane as well. 10,000 starting watts on gas 8,000 running watts on gas 9,050 starting watts on propane 7,250 running watts on propane