Good for hair growth: The detangler hair brush come with two speed vibrations scalp massage, improving blood circulation Prevent from losing hair: Loadstone magnetic therapy improves metabolism and vitalizes skin cells Untangles Hair:The anti-static hair brush untangles hair and makes it more smooth and shiny A Perfect Gift for Your Family or Friends: sleek&compact design dry wet hair brush, foldable and portable hair brush perfect for travel TOUCHBeauty Patent Technology Product/1 AAA battery operated(Battery not included)