1.Portable Anion Air Purifier 2.no chemicals are released whilst operating 3.CE 4.ozonator works 30mins 5.Low-temperature Features:1.Portable Anion air purifier2. Ion concentration can be 5x 106 /cm3 , which can absorb the fine dust in the air, which do more harm to health. In this way, it keeps indoor air clean and healthy. 3. With an adapter, it can convert the high voltage to DC12 Voltage, ...