9.76 Inches

MULTI-FUNCTIONALITY: HEPA Air Purifier. Space Heater, + Fan. In one. Backward airflow mode purifies without cooling or heating you
SENSES: Automatically senses air pollution events, initiates purification, & reports air quality levels on LCD display, including ultrafine particles (PM 2. 5), allergens (PM10), volatile organic compounds (VOCs) & Nitrogen Dioxide (NO2)
CAPTURES: The sealed HEPA filter captures 99. 97% of allergens as small as 0. 3 microns makes this an ideal air purifier for allergies, pets, dust, smoke, pollen and mold spores