Below, you will find a comprehensive list of required components, along with their respective links. Kindly review and verify if there are any more advantageous options available.
Required components
Raspberry Pi Zero 1.3 AliExpress
Raspberry Pi GPIO header (unless shipped with the Pi as is the case above)
Display 1.3 inch LCD Hat 240x240 pixels by WaveShare AliExpress
Micro SD card (minimum 32MB) AliExpress
Camera module AliExpress
Cost for components: ~450 SEK
A 3D-printed case is not included in the aforementioned price estimate. You may either opt to purchase one separately or have it produced through a 3D printing service of your choice. See for instance the Open Pill or Orange Pill cases here .
Tools required
A soldering iron will be required unless the GPIO headers on the Raspberry Pi have already been pre-soldered.