Rowenta PU6020 Intense Pure Air XL Air Purifier with Pollution Sensors and 4-Filters Including HEPA Filter and Formaldehyde-Free Technology and Odor Eliminator, 29-Inch, White Ultra-quiet air purifier with 4 levels of filtration for cleaner, more breathable indoor air; for spaces up to 835 square feet Captures 99.99% of pollution with True HEPA filtration including dust, pollen, pet dander, virus, bacteria, mold, exhaust and more True HEPA filter captures 99.97% of particles and impurities as small as .3 microns, like pollen, dust mites, and virus bacterium NanoCaptur filter permanently destroys formaldehyde, a common human carcinogen found in homes.CADR smoke:164 cfm Covers up to 240 Sq. Ft; 8h Built-in timer, Change filter indicator, Ambient mood lighting