Hampton Bay Hollandale 52 In. Brushed Nickel Ceiling Fan 5 reversible medium maple/dark walnut finish blades with 12 pitch for greater air movement Pull chain controls with 3-speed and manual reverse function Designed for interior use. Large room: from 12 ft. x 12 ft. to 18 ft. x 18 ft. 153 mm x 12 mm motor offers superior air movement Airflow 4491, electricity use is 58-Watt and airflow efficiency is 77.71