Fire robot can effectively replace the trailer water cannon, mobile water cannon, using its own power to remote control the fire cannon to the required position; Effective replacement of fire rescue personnel close to fire sources and dangerous places for reconnaissance, fire fighting and other operations to avoid unnecessary casualties . Applicable situations include but are not limited to highway ( railway) tunnel fire, large span and large space plant fire, petrochemical oil depot and refinery fire; It can also be used for target reconnaissance, attack and cover in large area gas and smoke accidents.