20" Metal Box Fan. All-metal structure Body - Blade - Handle. Non-corrosive aluminum blades. Three powerful speeds. Enclosed motor. Stable wide-body frame. Top mounted controls. 3-Prong grounded plug. Meets OSHA requirements. Includes a patented fused safety plug. Fully assembled. E.T.L. listed. 6 ft cord. 94(Low) 101(Med) 114(High). Black/Silver.