The VersaMist® reduces air temperature by as much as 30°F. Low pressure mist technology combines fine mist and high speed air movement for highly effective "person" cooling indoors and outdoors. The 18", UL507 rated, 3-speed fan provides up to seven hours of use and is ergonomically designed for portability. The VersaMist is ideal for cooling work areas, rehabilitation stations, outdoor events, emergency workers, patios, and sidelines.