The First Alert Rechargeable Recreation Fire Extinguisher for recreational vehicles is a class 5-B:C rated fire extinguisher. This portable fire extinguisher fights flammable liquid and electrical fires. Durable metal head designed to meet demanding needs. This unit can be recharged by a certified professional when discharged. It includes mounting bracket to keep portable extinguisher secure in your RV. 10-year limited warranty. Meets UL standards.