Ultrasonic humidifier, special designed for home use. You can also put a small amount of water‑soluble essential oil to make the indoor air fresher. Effectively reduce indoor pollution, infection, better protect health.  , soft and soothing, meeting your different needs.  Using ultrasonic technology, will not affect your study, work or sleep. 130ml capacity, low noise while working, 3 hours dry burning-resistant protection, automatic power off and can restart to continue using.  Suitable for bedroom, living room, nursery, office, private clinic, spa or treatment centre.