In tablet mode, users can navigate and write on the screen using an improved pen-shaped plastic "digitiser".

Though it is small, the pen has changed the history, improved the trade of countries, recorded events, carried news, and done far more work for human beings than all other tools.

The pen core has the advantages that the pen tip can be replaced, so that good pen tips can be repeatedly used, the utilization rate is improved, and raw materials are saved.