1.Home air purifier 2.HEPA,carbon filter 3.UV and perfume 4.Ion and Ozone purify 5.LCD display ... timer 1. Multi-functional HEPA filter,LCD display Ozone Home Air Purifier usage:Home, Hotel, Office, Hospital, Bedroom, Classroom ... filter(2).UV and perfume(3).Ion air purification and Ozone water purification(4).LCD display timer3. Package ... Multi-functional HEPA filter,LCD display Ozone Home Air Purifier