Works with fuel, no voltage needed, self-priming up to 2 m Air-filled transport wheels, easy to navigate stairs 1 year warranty against manufacturing defect. Consumables not included. Specifications Application Facility Management Working Length 40m Output power 3600W Speed 1800RPM Operating pressure 0-150bar Pump Flow Rate 0-13L/min Petrol Consumption 1.4L/h Petrol Tank Capacity 3.1L