The 630B air circulator continue"s Vornado"s superior benchmark performance with a new edge definition design. With its unique signature grill and depp-pitched propeller, the 630B moves air up to 70 feet, while aerodynamically circulating all the air in a room. The 3-speed control, located on the side of the air circulator"s base, is easy to access and allows for speed selection to meet any circulation need. The base of the 630B provides added stability when operating from the floor or desktop. Use the 630B all year long in the home or office for added comfort and energy savings in every season. You will...feel the difference.