Unique Design and Ultrasonic Diffuser : Adopted ultrasonic vibrations technology to disperse essential oils more efficiently, which allow you to absorb the full benefit of essential oils over the longest period of time.Ultrasonic vibration create a superfine mist.
Whisper-Quiet Design with waterless auto shut off system: Silently and smoothly bring peace and comfort of cool mist to your home and office, no beep sound while pressing the button.
ALSO AN ESSENTIAL OIL HUMIDIFIERS: Essential Oil Compatible, you can directly add some drops of essential oil into the water tank, the humidifier turns to an oil diffuser, allowing you to enjoy the fragrance and relax your mind immediately