This is a mouse conversion which I designed and showed the build process in 2 short YouTube videos.

https://youtube.com/shorts/3O8OVdZz9bk?feature=share
https://youtube.com/shorts/UDEYo4Z-pfo?feature=share

Consider that some parts are not fitting perfectly and have to be prepaired before assembly. The files should be printed at 100% of their size (mm scale). PS_Logo.stl and M705_Shell_Replacement.stl are not used files.