This fire extinguisher has a clear instruction label using graphics to show steps required to operate extinguisher. Easy-to-read gauge tells you fire extinguisher is charged and ready for use. Easy-to-pull safety pin helps get fire put out quickly. Rust- and impact-resistant nylon handle. Material(s): Aluminum Cylinder; Monoammonium Phosphate; Fire Class: ABC; UL Rating: 1-A:10-B:C; Charge Weight: 2.5 lbs.