Retail price: 211,200 yen. New. Tamura Teco Air Buster TM-11SF Ozone Generator, equivalent to Air Clover AIR BUSTER. Brand new, unused, in box. Thank you. Small Disinfecting/Deodorizing Ozone Generator Air Buster TM-11SF A powerful disinfecting/deodorizing device that can handle up to 50 tatami mats (approx. 880 sq ft). Equipped with a proximity sensor that stops ozone emission when an obstacle is detected within 60cm, providing a safety feature. No need for troublesome filter replacements, and easy to maintain.