This Chamberlain PD220 garage door opener features a New 1/2 HP DC Motor for quiet operation and a single 60-Watt (equivalent) lighting, optimized for CFL and LED use. The new, sleek industrial and smaller footprint helps ease installation. The Tri-band frequency radios and remote offer better range, better performance and less interference. This GDO also features Auto Force, Electronic limits which help maximize GDO Performance and Lifespan. Designed specifically for 7 ft. sectional doors.