HIGH-FREQUENCY VIBRATION: This plaque remover for teeth can effectively remove dental plaque, tartar and tooth stains.With high-frequency vibration technology to effectively reach those hard spots and corners.^SAFE&PROTECT YOUR GUMS: Electric teeth cleaning kit only works on teeth or hard objects, stop vibrating when touching gums and soft skins, which not only be helpful to avoid toothache and gum illness, but also protect your gums.^3 MODES & 2 REPLACEMENT HEADS: Our tartar remover has 3 working modes for different sensitivity of gums, meet your different needs.And the dental calculus remover with 2 replacement heads, a pointed head suit for clean small stains in the gums, flat head suit for clean large tartar in the teeth surface.^USB CHARGING&LED LIGHT: This tartar scraper cleaner is powered by USB, you can charge with a power bank, PC, phone charge, which makes the tartar cleaner convenient to recharge anytime.LED light and dental mouth mirror ensure your safety while cleaning teeth and help you find dirt in your teeth more easily and remove them.^WATERPROOF&FRIENDLY CUSTOMER SERVICE:The tooth cleaner supports IPX6 waterproof technology,you can wash the teeth tartar remover directly with water.If there is any issue with the electric plaque remover, please email us. Then we will make a satisfied solution for you.