.Decompression and extensive use: Massage the scalp to make you comfortable and relax, effectively reduce stress, promote blood circulation, and reduce insomnia. It is suitable for athletes, tired people, elderly, office workers, drivers and other p
Vibration mode: Press the red power button to switch the vibration mode between intermittent mode and continuous mode. Gently massaging the head and even the knees can relax the muscles and relieve tension and fatigue.