The Aroma Diffuser adopts the method of ultrasonic vibration. After adding essential oil, the Aroma Diffuser will spray atomized water molecules automatically, adjust the indoor humidity, and diffuse the fragrance, making the indoor air become more and more fresh. You can use it when guests come to visit, you have a bad smell in the room, you need to be careful, you can refresh yourself, you can even do yoga. You can use it with the essential oil of different fragrance.