Neck Wrinkles Removal Massage EquipmentProduct information: Function: Import, warm, vibration massage, negative ion, ultrasonic, color light Applicable scene: Home Item No.: TB608421236050 The first blue light calms the skin: Blue light with a wavelength of 413NM can soothe and calm the skin, dilute the melanin, and prevent the formation of spots. The second level of red light rejuvenation and whitening: Through the red light with a wavelength of 625NM, the skin is tightened and lifted,