This 3D-printed parking disc is a functional, user-friendly device that combines simple mechanics with a practical design, suitable for everyday use in managing parking times.

You can select the arrival time with the rotary dials. These dials are likely rotated manually to adjust the time visible in the windows. The dials have a gear-like design, ensuring they are easy to turn.

The pins are useful to assemble both cases. Can be replaced by Ø8x2 magnets if you prefer