Fan:

• dimension: 30x30x10mm
• hole distance: 24mm
• hole diamenter: 3mm

You would need:

• 4x M3x12 screws
  • option 1: electronic switch connected to Receiver https://www.aliexpress.com/item/1005003353247323.html
  • option 2: soldering the +/- wires of the fan to +/- contacts

Print parameters:

● Solid layers - Top / Bottom (0 layers)
● Fill angle: 90 degrees
● Infill density: 40%
● Infill type: Aligned Rectilinear
● Perimeters: 3