This old style wireless charger is compatible for every iphone with a 6.1 inch screen (iphone 11, 12, 12 pro, 13, 13 pro, 14, 14 pro, 15, 15 pro) or other phone with a maximum of 160 mm x 80 mm x 14 mm.
There's no screw to hold the piece together.
You can buy the wireless kit on amazon:
https://www.amazon.ca/-/fr/dp/B0BRMMYZR2?psc=1&ref=ppx_yo2ov_dt_b_product_details
Once you have print all the part you can start to assemble the charging station.
1- Insert the black pin inside the front plate (push it with a pencil) (one for each hole).
2- Push the knob on the pin while pushing the other side with the pencil (one for each pin).
3- Insert the wireless charger kit inside the middle piece with the wire side of the plate on the printed part and secure it with some hot glue.
4- Glue the front part to the middle part using 5 minute epoxy.
5- Glue the round molding on the front part using 5 minute epoxy.
6- Glue the set of legs (one of the 2 sets round or taper) on the cross on the bottom face of the clock.
7- Put the back cover on the middle part without glue to be able to access the charger in case of replacement.