The Vie Air 30 Inch Industrial Heavy Duty Pedestal Oscillating Metal Stand Fan is both reliable and easy to operate so that you can spend more time enjoying the fresh air and less time setting up for it. With powerful air flow this fan does a great job of cooling down large areas. Features one pull string for oscillation and one pull string for speed settings, making operation simple and to the point. Tall adjustable height from 65in - 78in ensures a wide area of coverage, making this the perfect heavy duty industrial fan for both indoor and outdoor areas. No matter what the space, this extra large fan will get the job done!