Heavy duty thermally protected motor. Powerful airflow: 4100 (low), 4400 (medium), to 4800 (high) CFM. Fan head tilts 90° . Adjustable fan height from 60 in to 84 in Black satin powder-coated finish. All metal construction. UL listed. Nine foot power cord. OHSA compliant powder-coated grille. Easy to assemble with household tools.