This ultrasonic aromatherapy diffuser can help purify and improve air quality, ease tension, reduce illnesses enhance immunity, protect against secondhand smoke pollution and the unusual smell. It can also keep all the natural ingredients and release essential oil 100% of active ingredients which are more likely to be body and skin to absorb, and make the aromatherapy the effect is much better. With the concept of health and its exquisite design, it is a smart choice to decorate the room, or choose as a gift to family or friends. Automatic Power off Safety System When the water is used up, it will turn off automatically to protects the product from being burned out. Whisper-quiet This humidifier is adopted ultrasonic technology which does not generate noise when working, sleeping, working or studying,doing Yoga, and enjoying SPA. Seven-color LED light conversion can make the family decoration more beautiful! Color:deep color Material:ABS+PP Package Contents: 1* aromatherapy machine 1* box 1* usb line with instructions Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.