PRODUCT DESCRIPTION All the power of a Vornado, in one precise dial: The 610DC is the pacesetter of our new line of DC-motor air circulators — combining Vornado engineering with 80 percent Energy Smart efficiency worth its weight in savings. With simple, variable speed control for nearly infinite airflow possibilities up to 80 feet, our signature Vortex Action creates whole-room circulation, keeping the entire room cool and comfortable. The classic silhouette is a nod to the Vornado lineage. Plus, the 610DC is designed, engineered and assembled in the USA, and we’re backing it with an industry-leading 10-year satisfaction guarantee. FROM THE MANUFACTURER IMPORTANT INTERNATIONAL DISCLAIMER: This item is built to meet U.S. voltage requirements and may not function properly when used in conjunction with external devices that alter or convert voltage or frequency of electricity. Improper use or shipping the product outside the U.S. will void all warranties.