Harbor Freight Caliper Battery Cover

One of the prongs on my Harbor Freight 6" caliper's battery cover broke off. The cover would still work, but it often fell off. Finally, I lost it.

Searching on Thingiverse brought up several different battery cover models. Some were quite beautiful, however none seemed to work. The closest model to working that I uncovered was Geoffs Digital Caliper Battery Cover by geoff_cohen, thing 1130777.

Using this model as a starting point, I decided to redo it until I had a cover that required