Watts (low/hi) - 185/250 Amps (low/hi) - 1.5/2.1 HP - 1/4 RPMs (low/hi) - 950/1100 CFMs (low/hi) - 7150/8400 Fan head oscillates 90 ? Powder-coated finish for durability All metal construction OSHA compliant powder-coat grille 9' power cord Easy assembly C-UL-US Listed 2-year warranty FM Airflow: Low: 4,100 Medium: 4,400 High: 4,800