Features: Elegant and unique design, ultrasonic atomizing technology. Hidden button with one-button operation, simple and convenient. Remove unfavorable odors and smells; increase the humidity of air. Moisturize your skin, giving you the feelings that you are taking a SPA. 7 colors for LED light, also a good decoration in the room. Low power consumption and ultra low noise, good for working or sleeping. Indicators flash for water shortage and auto shut-off when the water is used up, safe and reliable. Suitable for use at bedroom, study, office, living room, bathroom, yoga room, SPA shop, hotel, etc. Working Modes: Press the first time: start diffusing, white indicator on and LED light changes in 7 colors automatically; Press the second time: continuously diffusing, LED light is fixed on the current color; Press the third time: continuously diffusing, LED light off; Press the fourth time: switch off.