Vornado 630 Mid-Size Whole Room Air Circulator Fan Vornado's signature Vortex Technology provides complete circulation of all the air throughout a room;PowerCord Plug Type: 2-Pin Polarized Superior performance through deep-pitched blades that move air up to 70 feet Multi-directional airflow and whisper-quiet operation. High Speed dB : 52. Watts : 51 3 speed settings and removable grill for easy cleaning;Control Style	 :Mechanical Switch Backed by a 5-year limited warranty. NOTE: This product is ideal for small to mid-size rooms, such as a bedroom, kitchen or office. Built to meet U.S. voltage requirements. Certified, safety-tested, and warrantied for use only in the U.S.