USB Desktop Essential Oil Diffuser Features: Unique and compact design, it is a nice decoration. This aroma diffuser with wood grain looks very natural and original. It can be used as a humidifier to humidify the air in your home during summer and winter. Helps refresh the quality of the air you breathe. It also acts as an essential oil diffuser, aromatherapy, stress relief. Designed with adjustable LED lights. 7 colors and two modes to choose from: always on/change color. Spherical and wood grain design, make the room full of romance. Description: This aroma diffuser uses ultrasonic technology and will not interfere with your study, work or sleep. Just add 2~3 drops of various essential oils, it can be volatilized, and the fragrance will fill the room. With its beautiful design, it is a great choice to decorate a room or choose as a gift for family or friends. Suitable for beauty salon, SPA, yoga, bedroom, living room, etc. Specification: Item Size: 130*130*110mm Color: Wood Material: Plastic AC Adapter: DC 5V Power: 4W Frequency: 50/60Hz Fuel Tank Capacity: 210ml