DESC: Amcor AM-45 Air Purifier comes with a 5 Stage Filtration System, which helps in trapping allergens and killing bacteria. This unit can be placed on floor, table, desk or nightstand, and perfectly purifies a room of 220 sq. ft. As the air purified by this unit passes through many phases, which in turn purifies the air of your room, you can be rest assured that you are breathing in a cleaner and more fresher air. However, for preventing dirt built-up it is advisable to place this air purifier at least 1.5 ft. from any non-washable surface. So order it today and purify the air in your room!