Large HalGuard? extinguishers are now available to better meet the needs of the heavy duty truck market, repair shops, race trailers, the pit lane and even boating enthusiasts. HalGuard? is no ordinary automotive fire extinguisher. It contains Halotron 1®, electrically non-conductive "clean" extinguishing agent that rapidly turns into a gas. Halotron 1® has passed extensive testing by Underwriters Laboratories, and meets FAA requirements. It can be found on commercial aircraft, and is used by airport fire fighters and on the flight line. USCG approved, and meet DOT requirements for the heavy duty truck market. No thermal shock to electronics No mess or damage to vehicle or surfaces Liquefied gas extinguishes hard-to-reach fires Does not impair operator's vision EPA approved United States Coast Guard approved Listed and rated by Underwriters Laboratories Rechargeable Made in U. S. A. High quality steel cylinders All metal valve construction Five year limited warrantyPit Stop USA offers H3R Performance HG500R - Red Halguard® Clean Agent Fire Extinguisher - 5.0 Lb HG500R at low everyday prices. Be sure to check out all of our products from H3R Performance including H3R Performance Hand Held Fire Extinguishers.