Mater, 30", 3 speed, high velocity pedestal fan, direct drive motor, durable steel construction, 3 blades, telescoping adjustable height post, swivel head for directional airflow control, 8500/7000/6000 air flow cfm, 1/3 , 120v/60hz/2.5, 9' power cord, provides air circulation where & when it's needed, making it useful on the factory floor, warehouse or in a barn with livestock.