The First Alert Rechargeable Garage Fire Extinguisher is a class 10-B:C rated fire extinguisher that's intended for garage use. This fire extinguisher excels in fighting flammable liquid and electrical fires. Features a durable metal head that's designed to meet demanding needs. Can be refilled by a certified professional, ensuring lasting longevity. A mounting bracket and strap have been included for secure placement. Meets UL standards. Made of a durable metal head that is designed to meet demanding needs. It also features a metal pull pin, with a safety seal, that deters accidental discharge and discourages tampering. The color coded gauge is easy-to-read, corrosion-resistant, and provides accurate measurement. Includes easy to follow, 4-step instructions right on extinguisher. The label is chemical resistant and water proof, so you do not have to worry about it deteriorating. Class B & C Fire Extinguishers are designed to put out fires caused by flammable liquids and combustible gas.