4-Stage True Hepa Air Purifier with WiFi and PlasmaWave, 500 Sq Ft,Black,Large - Winix 9800

• AHAM Verifide at 500 sq ft.: Also cleans rooms up to 2,420 sq ft in 1 hour (1,210 sq ft in 30 minutes, 807 sq ft in 20 minutes, 605 sq ft in 15 minutes) The Smarter Air Purifier: Control and monitor your unit anytime from anywhere by instantly accessing your unit with the Winix Smart App through the convenient WiFi feature Washable Fine Mesh Pre-Filter: The first line of defense against the largest airborne particles found indoors Activated Carbon Filter: Reduces VOCs and household odors from cooking, pets, and smoke. It is designed to catch airborne particles found indoors, which also helps prolong the True HEPA Filter life True HEPA Filter: Winix True HEPA captures 99.99%* of airborne allergens including pollen, dust, smoke, pet dander, and other ultrafine particles as small as 0.003 microns PlasmaWave Air Cleaning Technology Air Quality Indicator: Visual indicator displays real-time air quality in the room with LED lights Dual Smart Sensors + Auto Mode: Built-in air quality sensor measures and adjusts fan speed in real-time Ultra-Quiet: Nearly silent on slowest speed (26.2 dB) Light Automated Sleep Mode: Unit automatically activates its quiet, energy-efficient Sleep Mode when room is darkened and returns to Auto Mode in the presence of light