OIP1117 Features: * Pressure gauge allows for immediate pressure status check * Easy-to-pull safety pin * Rust and impact resistant nylon handle * Powder coated cylinder for corrosion protection * Diameter: 4 1/2 in * Capacity : 4 lb * Extinguishing Material: Monoammonium Phosphate * UL-Rating: 2-A, 10-B:C * Operating Pressure: 195.0 psi * Operating Time: 13.00 s [Min], 15.00 s [Max] * Operating Distance: 12.000 ft [Min], 18.000 ft [Max] * Body Material: Aluminum Includes: * Includes: Wall Hanger