This Champion Generator benefits from a 23 litre fuel tank this unit can run up to 8 hours at 50% load running off petrol or running off propane 19hrs based on 19kg bottle (0.79kg/hr). Our OHV engine is equipped with a low oil shut-off sensor and designed for long life and easy maintenance. This unit is ideal for RV\'s, camping trips, hunting, travelling, picnics, jobs around the house, or home back-up power during emergencies. Patented volt guard system installed to protect spikes and surges on appliances & equipment also included patented Cold Start technology.