The PROTEK 622-1 dual-purpose mobile fire-fighting water monitor is the most flexible and portable water monitor among all 3800LPM water monitors. According to the needs of the fire scene, the water cannon can be changed into a vehicle-mounted type mounted on a fire truck or equipped with a mobile base. PROTEK 622-1 can be quickly deployed at the fire scene rescue site to save valuable time. Its compact body design can save valuable space on the fire truck. The water cannon can work as usual without supervision, which greatly saves valuable human resources. This fire monitor can be matched with Protek's various gun heads.