Hi, Dear little angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. 5-speed 8-head Electric Toothbrush-border Smart Home Student Couple Adult Automatic Toothbrush Set Features: vibration whitening toothbrush, convenient, clean, one click whitening, 5-speed cleaning mode/all-around /intelligent timing/all-around 3400 directional vibrations per minute, brush head high-frequency directional vibrations for deep cleaning of teeth IPX7 level all-around waterproof, integrated body design, can be easily washed with water, and 2 minute intelligent timing Automatically shut down when prompted by automatic reversing Long range without frequent charging, 7-15 days long range with one charge for a long time Product Description: Specification: Weight:157.6g Material:Plastic Size:21X2.5CM Package List: 1Xstorage Note: Please allow slight error due to the manual measurement. Thanks for your understanding. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real . Please take the real one as standard. Features: vibration whitening toothbrush, convenient, clean, one click whitening, 5-speed cleaning mode/all-around /intelligent timing/all-around 3400 directional vibrations per minute, brush head high-frequency directional vibrations for deep cleaning of teeth IPX7 level all-around waterproof, integrated body design, can be easily washed with water, and 2 minute intelligent timing Automatically shut down when prompted by automatic reversing Long range without frequent charging, 7-15 days long range with one charge for a long time