MaxOut? dry chemical fire extinguishers have a proven track record in extinguishing the types of fires likely to occur in an automotive environment. Models MX250C and MX250R utilize a specially fluidized and siliconized mono ammonium phosphate dry chemical. All MaxOut? models effectively smother and break the chain reaction of fires involving flammable liquids and pressurized gasses, and will not conduct electricity back to the operator. MaxOut? models MX250C and MX250R are also highly effective at stopping fires of common combustibles like wood and paper. Great for marine or residential use. Twice the size and power of the smaller extinguishers, plus an "A" rating for extra peace of mind. These proven ABC fire extinguishers utilize a specially fluidized and siliconized mono ammonium phosphate dry chemical. It chemically insulates Class a fires by melting at approximately 350°F and coats surface to which it is applied. It smothers and breaks the chain reaction of Class B fires and will not conduct electricity back to the operator. Listed and rated by 1A: 10B: C by Underwriters Laboratories US Coast Guard Approved with bracket listed on UL label Rechargeable Made in U. S. A. 2 strap steel mounting bracket 9' - 15' discharge range High quality steel cylinders All metal valve construction Compact, lightweight, easy to use 6 year limited warrantyPit Stop USA offers H3R Performance MX250R - Red Maxout® Dry Chemical Fire Extinguisher - 2.5 Lb MX250R at low everyday prices. Be sure to check out all of our products from H3R Performance including H3R Performance Hand Held Fire Extinguishers.