This is a key fob card I made for my ford key fob. To start, I procured a knockoff fob from AliExpress:
https://www.aliexpress.us/item/3256806449670553.html?spm=a2g0o.order_list.order_list_main.11.1ad01802TL1gQq&gatewayAdapt=glo2usa
(Type 4, 315mhz)
Then I programmed it to the vehicle following Ford's procedure in the owner's manual. Once programmed, I harvested the PCB:
Then print your fob card top and bottom and place your PCB with soldered battery in the case. It should just snap together.
Since I only want to carry my phone, I ordered this wallet to keep the card in:
https://www.amazon.com/gp/product/B0CY8J2QBZ/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
Card_Fob_Bottom.stl | 272.7KB | |
Card_Fob_Top.stl | 364.9KB |