ENERGY STAR qualified appliance. Effectively Removes / Reduces Dust, Pollen and Odors for rooms up to 450 sq. ft. The Kenmore Air Cleaner design is stunning with a blue LED smooth touch control panel and nearly invisible venting design. Superior air quality is a breeze with smart sensors to detect pollutants and automatically adjust the fan speed. 3-Stage Cleaning with True HEPA filter to capture 99.99% of particles as small as 0.3 microns.