It has an upgraded ultrasonic motor, which is quieter, with extremely strong vibration frequency.
Comes with a smart overpressure reminder that detects brushing power in real time, automatically reducing vibration.
Uses a metal head without metal, so it does not rust when left in a wet environment for a long time.
With wireless inductive charging and its battery life is up to 18 days at full power.
It is connected to the Xiaomi Health App, while its remaining operating time can be viewed through the relevant app.