The Blueair 650E air purifier effectively removes indoor air pollutants from the air you breathe. The electronic air purification system gives you the power to manage your indoor air quality with a handy remote control and digital display from a distance of up to 20 feet. Ideal for use in rooms up to 679 square feet in size, the unit effectively removes 99.97% of all particles 0.3 micron or larger in size from the air, including mold spores, pet dander, dust mites, pollen, volatile organic compounds, gaseous contaminants and odors from smoke, pets and cooking. Features the patented HEPASilent™ three-stage filtration technology that combines mechanical and electrostatic filtration, and specially designed active carbon filters. Open the door and the unit automatically switches off for fast filter replacement. Measures 26" H x 20" W x 13" D. UL listed. Five-year warranty. Model # 650E.