The Steel City 65120 Deluxe 3-Speed Air Cleaner keeps your breathing fresh air, even in the most intense woodworking sessions. It has a 1/5 HP, single phase 115-volt TEFC motor with a PB switch/remote timer and control. The 3-speed continuous-duty motor with a 4-hour timer and remote control circulates air in ta 20 x 20 x 8 shop up to 22 times and hour. The unit includes a one-micron inner filter rated for the pick up of the finest dust. The 65120 also comes with four mounting eyebolts so you can suspend it from the ceiling if you choose, rubber feet for floor or benchtop mounting, and a user manual with parts breakdown so you can know what youre working with. It is covered by a 5-year limited warranty through Steel City.