Horticultural Sprayer with fully adjustable pressure - up to 500 psi. Adjustable spray pattern and output rates to 0.5 gpm. Solid bronze pump construction with oilless bearings. Applies most chemical formulations. Operates off of standard 110 v 60HZ power. 33' discharge hose (100' optional). The Dramm Heavy-Duty Sprayer is powerful and compact - designed for every type of chemical application. Model MSO is a hydraulic sprayer with fully adjustable pressures making it a highly flexible tool for the application of pesticides, wetting agents, cleaning solutions and disinfectants. By simply twisting the spray gun knob, you can adjust the pressure from a stream that throws up to 20 feet to an eight-foot diameter mist. The 33-foot discharge hose, with swivel couplings, allows freedom of movement. Clean up is easy and maintenance is simple because the MSO uses oilless bearings. The Dramm Heavy-Duty Sprayer, model MSO, has a six month warranty on all parts and labor.