The unit is used for cleaning or coldshouldeirng machines and instruments of various industries. Handy around house and office, great DIY tool!! Not made for Large Backyards and Acres of Farm Land!! This Unit is Perfect for Shop, Garage, Office and small Yards!! No operator fatigue from long use because it's small in size and light in weight. Powerful motor produces great wind pressure and volume to double work efficiency. Double Insulated for added safety and convenience.