The XPOWER FC-250D Professional Grade Air Circulator Utility Fan is your worry-free source to providing full room ventilation and cooling for in home or office. Powered by an advanced brushless DC motor, the FC-250D air circulator draws only 1 amp while producing upwards to 1560 CFM to effectively cool and ventilate any space. At its lowest speed, it draws a mere fraction of an amp, thus being one of the most energy efficient air circulators on the market. This lightweight ventilator is designed with a durable housing and swirl grill to provide a specialized method of air movement that will quietly deliver a steady, directional pattern of airflow capable of creating a long-lasting cooling effect.For enhanced cooling coverage, the FC-250D air circulator includes a 360 positioning stand that allows for a precise cooling capability. This ventilator utility fan also features a 3-hour timer that allows for Always-On setting or utilize Set-N-Forget applications. Have the peace of mind knowing a timer, 30 minutes upwards to 3-hours, will continue to operate and auto turn-off the FC-250D air circulator once the timer has expired. The compact footprint occupies little space and features the capability of multiple units being securely stacked atop each other.