This 8/ 20cm blower/exhauster is powerful, yet in a compact size and lightweight. High pressure axial blower with ultra-quiet operation. Corrosion-proof, dent-resistant and virtually indestructible. Double-walled uv resistant polyethylene housing. Thermal switch provides overheat protection. Ac-15’/4.6m cord with ip65 rain tested switch enclosure. horsepower rating based upon maximum speed/load.