The main outstanding feature on a champion inverter is the delay stop allowing equipment to stop running or power down so no power surge applies along with the start up current which has a special peak current of 158amp for milliseconds that is ideal for rv motor homes and caravans allowing equipment to start up without tripping or overloading the generator especially running ac units or similarthis inverter generator benefits from a 6 litre fuel tank so that the unit can run up to 8 hours