Sprinter T1N Flip Key replacement

I took Inspo from the post by @ThePrinterUnderTheStairs post https://www.thingiverse.com/thing:7035567 for their toyota key

This is a replacement housing for my flip key for my T1N Mercedes/Dodge Sprinter van. My van is the 1999-2006 model. I bought the van with a key fob that was falling apart, yet still worked. See the old housing in the photos above. The key flips out due to the spring. The buttons work due to thin (0.48mm) material were the buttons are that enables the plastic to bend without breaking. I put different color dots in those locations. You could also glue little bumps to the surface for the ability to find the buttons in the dark, which I may do.

I cadded up a replacement housing for the internals. You will need to dissassemble the old key for the spring, button, key, RFID chip, circuit board, and batteries to assemble this key shown in the photo. I printed on a Bambu X1C with no after-printing modifications needed. I printed using PETG for the housing an