"First Alert 4-Pk. of Home Fire Extinguishers are 1-A10-BC rated fire extinguishers ideal for use in any household location. Multipurpose household fire extinguisher fights wood, paper, fabric, flammable liquid and electrical fires. Durable metal head designed to meet demanding household requirements. Rechargeable by a certified fire equipment dealer. Meets UL standards. Product Type Multipurpose extinguishers, Bracket Type Plastic, Strap Type Plastic, Dimensions D x H in. 3 7/8 x 14 1/4, Comes Pre-Charged Yes, Rechargeable Yes, Cylinder Material Steel, Includes qty. 4, Rated UL rated 1-A10-BC. UL rated 1-A10-BC Home fire extinguisher Durable metal head Corrosion-resistant gauge Metal pull pin with safety seal to deter accidental discharge Secure mounting bracket Easy-to-follow instructions"