Four adjustable pressure settings: 15,30,45, and 60 psi. Large 4.25' opening. Shut-off valve/wand overall length of 28' for hard-to-reach places. 4' high-pressure hose. Deluxe shoulder straps and waist belt for user comfort. With its connecting rod-activated piston pump, the 425-DELUXE is capable of producing a wide pressure range of up to 90 psi, (optional plug required to obtain 90 psi), and is capable of performing virtually every spraying task. Easily and effectively handles disinfectants, fertilizers, herbicides, pesticides, and formulations for tree, shrub and plant protection (clean sprayer between use). The rugged high-density polyethylene tank and chemical-resistant internal Viton® seals in key locations insure long life and durability.