This aroma diffuser combines modern science and technology and a simple novel design.The principle is to use ultrasonic vibration plant aromatherapy essential oil and water and spray superfine particles with 5 microns,creating a large number of negative ions,which is more likely to be inhaled by the human body.This provides access to the essence of natural aromatherapy's effect,which helps you relax in a stressful work environment,release healthy nerves,and increase the skin's moisturizing effect.