The First Alert Fire Extinguisher is a 1.4 lbs. dry chemical fire extinguisher containing a sodium bicarbonate extinguishing agent designed to fight flammable liquids and electrical fires. Meets performance, listing and labeling requirements for dry chemical fires as outlined in the Standard for Rating and Fire Testing of Fire Extinguishers ANSI/UL299 and UL711, CAN/ULC-S504 and S508 guidelines.