1. It has humidification and aromatherapy functions. The fine mist can remove static electricity, reduce the radiation of electronic products, reduce the pollution of dust and formaldehyde and other harmful gases in the car; it has a protective effect on human eyes and skin; a light fragrance can relieve Mood, relax body and mind; activate various enzymes in the body, promote metabolism and other functions. 2. Produce active oxygen and improve lung function: negative oxygen ions can effectively activate oxygen molecules in the air, making them more active and easier to be absorbed by the human body. After the human body inhales oxygen negative ions, the lungs can increase the oxygen absorption rate by 20% . 5. Support conventional function standard automatic dry waterproof type, lack of power, colorful night lights around,