MT/2 portable carbon dioxide fire extinguisher spouts are designed and produced in strict accordance with the national standard GB4351.1-2005, and carbon dioxide fire extinguishers rely mainly on suffocation and partial cooling to extinguish the fire, with no residue traces, no pollution of the environment, non-conductive and other advantages. Can be widely used in factory enterprises power distribution rooms, ships, vehicles, precision electronic instruments, expensive facilities, libraries and other places.