1, the first generation of SurfacePen was released together with SurfaceRT and SurfacePro. It uses a single button and a rubber nib, and has basic writing and drawing functions.
2. The second generation SurfacePen is similar to the first generation in appearance, but some new functions are added, such as tilt sensing and pressure sensing technology.
3. The third generation SurfacePen has made some improvements in appearance, adding customizable buttons and higher precision.
4. The fourth generation SurfacePen adds magnetic connection and inverted rubber nib.
SurfacePen is a high-precision stylus from Microsoft, specially designed for Surface series devices. It provides an intuitive and natural writing and drawing experience, making it easier for users to interact with Surface devices.