Case for Wemos 18650 charge circuit shield (link below).
https://www.aliexpress.com/item/4000957793394.html
I used Mrlnka's "Wemos 18650 Charge Shield / Holder Dimension Model" to design this case.
https://www.thingiverse.com/thing:3523897
[update]
Recently I found new board with 5 led (link below). I added a case for the new board (red case). It seems there are several versions w/ or wo/ slide switch. Mine came with a slide switch, however the photo in below link does not show slide switch.
https://www.aliexpress.com/item/1005003423494340.html
What you need;
M3 12mm Hex Socket Head Cap Screw x 4
Update on Dec.28, 2023: Added switch cover designed by @LucusG
The author marked this model as their own original creation.