These remote enclosures always break as shown in the picture, here is an alternative that reuses all of the originals internals.
Also, I have moved the location of the connection to the keyring, because I'm a leftie and this configuration is more comfortable for lefties. :)
If the two halves don't fit together snugly, use a Phillips screwdriver to widen the slot at the interface between the two halves.
The author marked this model as their own original creation. Imported from Thingiverse.