Fresh Air One Smoke Eater - Air Purifier With Formaldehyde Filter.DESCRIPTION The Fresh Air One Compact Air Purifier is engineered for small rooms and personal spaces, combining quiet performance with advanced three stage filtration. Electrically charges and traps smoke particles on collector plates very fast and efficient. It uses a permanent washable collector, a washable Screen, and a UV sterilizer to remove PM2. 5 particles, bacteria, and harmful gases like formaldehyde. The built in smart sensor monitors air