Hair comb massage for men and women: vibration massage mode, vibration + red light mode, vibration + blue light mode, to meet different needs. Help massage the scalp and head, nourish hair, promote blood circulation, professionally strengthen hair cells, and improve existing hair.3 in 1 Mode Powerful Functions: The scalp massager combs the hair while promoting blood circulation in the scalp, making you more comfortable. It helps reduce frizz and instantly restores smoothness and shine to hair. Gentle infrared wavelengths can help enhance blood circulation, so that oxygen and nutrients can be delivered to hair follicles to prevent hair loss. Vibration massage to relax: With vibration massage, you can relax and relieve fatigue after a busy day. Helps promote blood circulation, relax and relieve fatigue. Regular use can prevent headaches or intermittent headaches. Friendly design: one-button operation, convenient to use; rechargeable electric hair massage brush, can be carried with you and used anytime, anywhere. Package Included: 1 Massage Comb, 1 USB Charging CableNote: The electric hair comb massage brush is rechargeable. Even high-frequency vibration will not make noise. If this device doesn’t work, don’t worry, not having enough power can cause this problem. It can be used normally after charging for a period of time.