Fire extinguishers are the first line of defense against unfriendly fires and should be installed in each of your vehicles. Halon fire extinguishers are the only fire extinguishers that won 't choke you, won 't damage your vehicle s electrical system or harm your expensive paint job. Halon is colorless, odorless, non staining (leaves no residue), non corrosive, non conductive and it will not impairment of operator 's vision. These halon fire extinguishers are compact, lightweight and easy to operate.