[Axiometa] has recently unveiled a simple PCB ... to a USB-C power supply. The device is going to start a crowdfunding campaign soon if you want to buy a completed one — but with the design ...
The result is a USB-C chargeable mouse, and while all the design files don’t appear to be online, it’s possible to download the Gerbers from a PCBWay page. On top of that there’s a YouTube ...