Instant~s Air Purifier uses sophisticated technology to deliver cleaner air, giving you peace of mind. It also removes 99.9% of other viruses and bacteria from treated air. And the built-in sensors monitor the air quality and adjust the fan speed automatically, to work 24 hours a day, 7 days a week. The advanced filtration system includes a HEPA-13 filter with carbon layer that captures 99.97% of dust, dander, smoke, and other ultrafine impurities in the air and helps reduce smells. Plasma ion technology projects positive and negative ions for cleaner air. Instant Air Purifier starts delivering cleaner air in minutes and completely recycles the room~s air 5 times per hour. With Instant Air Purifier, you~ll inhale cleaner air, and exhale peace of mind. And it comes from the makers of Instant Pot, with all the quality, convenience, and versatility you~ve come to expect from Instant.