Age Range (description) Adult Special Feature Brushing Timer Cordless Power Source Firmness Description item Soft Color Black Material feature Washable Number of items 1 Units 1 unit Included Components Charger See more About this item U-shaped bracelets U-shaped toothbrush, depending on the shape man's mouth, you can brush your teeth automatically by gently pressing the mouth. The food grade silicone soft material not to damage gums and teeth. Wireless charging Charging time is 90 minutes or less. After charging, which can be used for more than a week. In this way, it saves energy and protects the environment. Unlike other types of toothbrushes, users not only have to carry the heavy burden of the station, but easy to lose. Deep cleaning of the Powerful blue light sonic cleaning , deep cleaning, removal of plaque and stains. Four speeds optional, powerful brushing of teeth, brushing of teeth practice, high frequency of massage, teeth whitening, meet different needs. Waterproof IPX7 Whole body is water resistant. Enjoy a brushed, easy and safe, even in the shower. This brush is designed for adults to help them brush in a healthy way. The above dental wheels are optional Powerful brushing, comfortable brushing, high frequency massaging, teeth whitening. The blue light that protects the gums, whitens and cleans your teeth