With the Vornado 683DC Energy Smart pedestal circulator you experience powerful airflow. And with its powerful DC motor, it's up to 80% more efficient. When adjustability is needed, its sturdy stand adjusts from 32”–38”. An easy-use variable speed control dial gives you precise control of your comfort. The signature Vortex Action creates whole-room circulation, keeping the entire room cool and comfortable. Plus, the 683DC is backed with an industry-leading 5-year satisfaction guarantee.