XPOWER Professional Grade Air Circulator Utility Fans are ideal for use in offices classroom workshops warehouses stores and any other commercial or residential space that needs powerful air circulation. Designed with vortex air movement to promote cooling and improve air quality instantly unlike any other brand the XPOWER FC-100 is extremely versatile and packs surprising power. This multi-purpose fan is ETL/CETL safety certified and has XPOWERÆs advanced manufacture technology including 4 speeds for maximum air flow set-n-forget timer and a rugged built-in rack for 360 degree rotational angle.