LiPo battery for GameBoy DMG-01, for FDM printers

This is a battery-pack shell for use with a DMG-01 (original GameBoy).

It's designed to work with these battery contacts:

Positive Terminal: https://www.aliexpress.com/item/32949854416.html

Negative Terminal: https://www.aliexpress.com/item/4000953728880.html

I've included 3d models of each in this listing, for size reference.