Bluetooth efficient connection: Using Bluetooth wireless technology, quickly pair Microsoft Surface Pro, and the connection is stable and continuous.Precise touch experience: high-precision sensors, accurate positioning, smooth operation, easy to cope with office and entertainment scenes.Mute on design: mute the micro switch, click silently, focus on work without disturbing others, and the quiet environment is preferred.Ergonomic shape: fits the curvature of the palm, comfortable to hold for a long time, reduces hand fatigue and improves the use experience.Long battery life and low power consumption: The low-power chip has long battery life, reduces the charging frequency, and makes it more convenient to charge with Type-C.