Electric Head Massager with 4 silicone massage heads, soft 96 rotating kneading nodes can scratch, pinch, knead and knock the scalp by imitating the technique of a massagist, which is helpful to relieve body and mind, promote hair growth and improve sleep quality. Smart Scalp Massager with low / high / alternative speed modes are adjustable by one-button control to meet different intensity needs, aiming to experience comprehensive kneading massage. Head Scalp Massager is made of IPX7 waterproof material and anti-skid thread design help you hold it better in shower to enjoy the massage perfectly. Also the massage head is detachable and washable. Cordless Handheld Scalp Massager is convenient for you to self-massage in home, office, car.