Instant Air Purifier uses sophisticated technology to deliver cleaner air, giving you peace of mind. It pairs an advanced filtration system with plasma ion technology to remove 99.9% of the virus that causes COVID-19 from treated air. Plus it works to remove 99.9% of other bacteria, virus and mold in treated air. The built-in sensors monitor the air quality and adjust the fan speed automatically, to work 24 hours a day, 7 days a week. With Instant Air Purifier, you’ll inhale cleaner air, and exhale peace of mind. Does not meet California air cleaner regulation requirements; cannot be shipped to California