InSight 190 sq ft Room Capacity HEPA Air Purifier - Black - HPA5100B. 1R HEPA Filter. Odor Reducing A Pre-Filter. Helps capture up to 99.97 percent of microscopic, airborne allergens and particles 0.3 microns and larger such as dust, pollen, pet dander, dust mite debris and smoke. Helps reduce odors and VOCs (based on 3rd party independent CADR testing for the smoke CADR value when operated at the highest level. Air circulation depends on many factors, such as room size and configuration. There is no guarantee that all of the air in a room will pass through the filter). 4.8 room air changes per hour when operated at the highest level. Air circulation depends on many factors, such as room size and configuration. InSight Display At-a-Glance Clear Panel illuminates to show cleaning levels. Touchscreen LED control panel. Four intuitive cleaning levels (3+ turbo), auto-off timer, control panel dimmer and filter check/reset lights.