Product Description: Destroy airborne odors, bacteria, viruses, molds, chemicals, smoke and allergens for just pennies a month! Using corona-discharge technology to neutralize air pollutants, the Sani-Mate draws air inside at the rate of 70 feet per minute, then cleans and refreshes it using bursts of electricity - simulating the air-purifying effects of a lightning storm. Use in bathrooms, sick rooms and more. Maintenance free with no parts to replace or filters to change. USA.