WINIX 5500-2 Air Purifier for Home Large Room

Brand new, factory sealed. Cleans rooms up to 1,740 sq ft in 1 hour (870 sq ft in 30 minutes, 580 sq ft in 20 minutes, 435 sq ft in 15 minutes). Captures 99.99%* of airborne allergens including pollen, dust, smoke, and pet dander, as small as 0.01 microns. 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. Built-in air quality sensor measures and adjusts fan speed in real-time. Nearly silent on slowest speed (27 dB). Unit automatically activates its quiet, energy-efficient Sleep Mode when room is darkened and returns to Auto Mode in the presence of light. When the filters need to be replaced, the Filter Replacement Indicator LED will illuminate.