... decoration in the room.2. The mist light also is air humidifier, keeping humidity, preventing dry.3. Dropping aroma oil, the aroma ... can produce gentle fragrant.4. The mini humidifier is no heating, no chemical.5. Ultrasonic is the working principle of the anion ... and so on,Following the principle of medical inhalators, the ultrasonic mist maker generates "water smoke". An optimum room climate can ...