42-inch belt driven drum fan. Features all-metal construction, 4 blades, 2-speed control, and 135-degree reset thermostat. (2) 8-inch wheels and handle for easy portability. 10-foot power cord and rocker switch. Not rated for water or rain exposure. 1 horsepower, 60 hertz. Watts: 650 low/735 high. RPM (revolutions per minute): 520 low/600 high. Amps: 5.6 low/6.5 high. 45 In. W. x 45.2 In. H. x 12 In. D. Uses (1) SPZ narrow V-belt 1120mm. ETL listed.