Ultrasonic humidifier 1,humidify for household and skin. 2,purify and perfume the air 3,filtered the stale air Ultrasonic humidifierma diffuserProduct Features:1 ... 1 functions: Aroma Diffuser, Mini Humidifier, Air Purifier, Small Night Light,Sterilize2. Advanced ultrasonic technology3. Improve air quality and prevents damage from second ...