The world's first oscillation and vibration toothbrush. Laifen's self-developed Servo System technology enables a consistent and stable brushing experience that delivers the clean you want, every time. 13 times more plaque removal up to 66,000 vibrations per minute for optimal cleaning. Smart Pressure Sensor ensures every brush is just right. Comes with two built-in cleaning modes, each with three intensity levels, allowing you to easily switch between a gentle and more intense clean, whichever you prefer! Use our app for customizable brush settings and to monitor your daily brushing routine. Delivers up to 70 days of use on a single charge. The waterproof design allows you to use at the sink, in the shower and anywhere there are splashes!