Fresh Air 7 Stage Air Purifier HEPA UV Ion Carbon Air Cleaner INCLUDES 3 Ozone Plates BUNDLE PACK: includes One - 7 Stage Air Purifier, 1 Remote Control and 3 Ozone Plates 7 STAGES OF FILTRATION: pre-filter, HEPA filter, activated carbon filter, photo catalytic filter, ozone plate, UV light and Anion light HEPA FILTER: removes particles from the air, Carbon removes odors, UV kills bacteria, Optional ozone can be turned on or off when desired ANION LIGHT: creates negative ions which help to remove dust from the air you breathe. POWERFUL AND DURABLE: cleans up to 3500 SQFT, up to 5 different fan speeds with a preset time.