7 Color Lights: The essential oil diffuser is equipped with 7 color lights. You can choose to auto-circulate these colors or choose any type of fixed color. In addition, you can adjust the brightness of the light. Improve air quality: in addition to aromatherapy, this essential oil diffuser also works as an air purifier and humidifier . It can improve the air quality of your home, protect the atmosphere, freshen the smell of pets or smokers, and protect your family from too dry air, microorganisms, allergens, dust , etc. Ultra-quiet: there is practically no noise, you put it in your work and study place, even in the bedroom, will not disturb you, quietly improve the quality air for you. Auto Shut-Off: You can safely use it everyday in your space and even while you sleep for a better night's rest. When there is no water, it automatically stops working to reduce energy consumption. Great gift for everyone: If you are looking for a beautiful and practical gift in the market, now you can save yourself the effort. This stunning aromatherapy essential oil diffuser is a thoughtful and practical gift that anyone can benefit from. With modern style, design and functionality, you'll be sure to surprise yourself.