Scalp massage heads knead the meridians to soothe the scalp and chase away fatigue while stimulating hair growth by imitating the techniques of a massagist Three Speed Modes and Heat Function: Smart Scalp Massager has three modes (low/high/alternative) to choose from for different intensity needs, from gentle to deep kneading massage. With heating function on the smooth back side, you can enjoy soothing warmth which helps relax muscles, open pores, warm hands and more No Charging Base Required and Mini Size:Hair Massager excels others in magnetic charging, without needing a bulky base - just plug in the magnetic cable and charge. Being and compact, it's convenient to carry in a handbag to let you enjoy soothing massage anytime, anywhere Waterproof and Skin-friendly: With IPX-7 waterproof rating, the electric head massager can be used for deep scalp massage and cleansing even while taking a shower. The soft, detachable silicone heads prevent hair from being pulled or tangled and do not hurt your skin or cause skin allergy Ideal Gift and Reliable: An ideal gift to love and care , friends and even pet cat in birthday, Christmas, Year! Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.