... as sole ionizer 3.Patent,CE,FCC,ROHS Ultrasonic Cleaner, air vacuum cleaners, car air cleaner ultrasonic air humidifier with large amounts of negative ... mist humidification and clear the airView of photoesTwo working statusCar use and home useFeaturesPulse anion,large amount of negative ions, ... as a automatic fragrance device Specification Model: JO-633 The use of power: 12 V / DC, 110v-240 V / AC ...