Highlights - 1.Promote Hair Growth & Heating Function - The VEVOR electric scalp massager with heat stimulates scalp cell vitality and deep scalp cleansing, promoting hair growth for darker, shinier hair. Its heating function keeps hands warm during hair massage in the shower and improves blood circulation to alleviate fatigue. 2.Waterproof and Skin-Friendly - Made from IPX7 waterproof material, VEVOR scalp massager for hair growth is suitable for wet and dry use, allowing you to enjoy scalp mas