The gentle advanced sonic technology gives you the confident smell and fresh breath every morning. Xiaomi DDYS01SKS Mi Home Sonic Toothbrush offers optimal comfort with a truly deep clean for you with its high-efficiency magnetic levitation motor and high-density planting brush. The brush can clean your teeth and gums, whiten your teeth, prevent tooth decay, remove plaque, coffee stain and calculus. Use the standard clean mode to complete your everyday tooth cleaning route, or the gentle mode to take care of your gum health. You can use the APP to customize the cleaning mode ( brushing time, brushing strength, and other functions ) according to your daily habits and special needs. The 6 built-in high-precision sensors can detect your brushing gesture, and record the brushing area and the stay time, and the APP will analyze the data to give your the brushing score.