I’ve used off-the-shelf wireless charging kit to add wireless charging to my Logitech MX Master 2S mouse and Lenovo keyboard. It’s easy, fun and also very convenient.
Disclaimer: You are following this tutorial at your own risk. By modifying your mouse and/or keyboard you could damage or break it, or void your warranty. You have been warned. 🙂
TX coil: https://www.aliexpress.com/item/4000972187924.html
RX coil: https://www.aliexpress.com/item/4000088419515.html