Combats Marine Fires: Use to fight basic fires common to watercraft: flammable liquids and gases (Class B) & electrical equipment (Class C) 12X More Corrosion Resistance*: Engineered using durable aluminum and stainless steel components Quick and Powerful: Discharge time of 8-12 seconds, a discharge range of 6-8 feet & operating pressure of 100 PSI Easy-to-Read Pressure Indicator: If arrow is in the green it’s charged All-Metal Construction: Metal valve assembly, rust, and impact-resistant stainless-steel handle and lever & easy pull safety pin UL Listed with a 12-year limited manufacturer warranty 2.5 lbs. of sodium bicarbonate fighting agent US Coast Guard (USCG) approved when mounted with approved strap bracket (included)