20-inch industrial grade high-velocity air circulator with 3-speed comfort control. All metal construction, chrome guards, 360-degree tilt adjustment, 3-wire grounded cord. Rotary switch, 3 blades, and 135-degree reset thermostat. 6-foot power cord with built-in, 5-amp/125-volt cord fuse. 1/5 horse power. CFM: High-5600, Medium-4550, Low-3850. 22.6 In. H. x 25-3/4 In. W. x 11-1/2 In. D. UL (Underwriter's Laboratories) listed. Meets OSHA (Occupational Safety and Health Administration) standards.