The Lasko 20" Cyclone Air Circulator Fan is a great choice for an all-purpose floor fan. This fan is a great addition to boost your air conditioning circulation. This fan's 3 quiet high-performance speeds, aerodynamic fan blades, and a special swirling grill design combine for power and performance matched only by a cyclone itself! The adjustable fan-head rotates up to 90 degrees and then locks into place for precision comfort. This fully assembled fan is portable and simple to use with controls located on top of its easy-carry handle. Easily converts from wall to floor use. Comes fully assembled.