Be prepared; choose ProLine™ dry-chemical extinguishers for your commercial fire-suppression needs. Crystal-clear, step-by-step instruction label helps ensure effective use in a crisis. Easy-to-read, reliable pressure gauge simplifies inspections. Smooth-action, impact-resistant valve and lever ensure hassle-free operation. Lock-safe, easy-pull release pin minimizes accidental discharges without compromising emergency-reaction times. Rechargeable. Material(s): Aluminum Cylinder; Monoammonium Phosphate; Fire Class: ABC; UL Rating: 3-A:40-B:C; Charge Weight: 5 lbs.