With the latest advanced technology, the brand new aroma diffuser applies ultrasonic principles. Different from traditional diffuser, it doesn? need to be heat-up, which preserves the molecule quality and oxygen content, and it works much efficient and secure. Driven by ultrasonic waves at a frequency of 1, 600, 000 times per second, the essential oils can combine competely with water, and release large numbers of anions into atmosphere which helps to absorb into the body. With this technology, it ensures that the active ingredients in essential oil are completely discharged and allowing it naturally release the full efficacy of its aroma-therapeutic effect, so it is both healthy and natural. These anion mist can augment vital capacity, toning up systole and helping the skin to keep moisture. The mentation and physiological function can obviously advance.