Advanced 4-head design with vibration and kneading technology for deep scalp stimulation, promoting hair growth and reducing hair loss. \n Choose from 4 massage modes (2 rotation speeds + vibration) via smart display, ideal for daily relaxation or intense therapy. \n IPX7 waterproof construction allows safe use in shower to cleanse scalp and relieve itchiness during hair washing. \n Wireless and portable with 1200mAh battery, inductive charging base, and 10-minute auto shut-off for convenience and safety. \n Versatile full-body massager to ease neck, shoulder, joint, and leg pain; gentle enough for pet massage sessions.