First Alert 1038789 Standard Home Fire Extinguisher RedFirst Alert's HOME1 Fire Extinguisher is UL rated 1 A: 10 B: C; it features durable all metal construction with a commercial grade metal valve and trigger Multipurpose fire extinguisher fights wood, paper, trash, plastics, gasoline, oil, and electrical equipment fires Uses monoammonium phosphate extinguishing agent; rechargeable by certified professionals after use Metal pull pin with a safety seal to help prevent accidental discharge and tampering;