Brand New in Box, Never Used, only opened for photos. Duel Fuel - Compatible With Both Butane (Fuel Not Included) and Propane Fuel (Fuel Not Included), Operates On A Single Butane Cartridge 8 Oz Or A Propane Cylinder 16.4 Oz. Propane Converter Regulator Included. Automatic Piezo Electric Ignition. Piezo-Electric Ignition eliminates lighter/matches to ignite. Easy to use. Safety Features - Built In Pressure Sensor Cartridge Ejection System And Gas Flow Cut Off Mechanism (Butane), Will Eject Cartridge When Irregular Pressure Is Detected.