DIY Wind Simulator for Sim Racing

Here are the files I used when I made a wind simulator for my sim racing rig.

Here's the video I made showing how it all works: https://www.youtube.com/watch?v=Yud4duS2l2s

Parts I used to build the wind simulator (affiliate links):
• Notura NF-F12 120mm 3000RPM Fan - https://www.amazon.com.au/gp/product/B00KFCRATC/ref=as_li_tl?ie=UTF8&camp=247&creative=1211&creativeASIN=B00KFCRATC&linkCode=as2&tag=superevenstev-22&linkId=6f5b65380aed2527a945f0f24369273e
• DC Jack - https://www.amazon.com.au/gp/product/B00KFCRATC/ref=as_li_tl?ie=UTF8&camp=247&creative=1211&creativeASIN=B00KFCRATC&linkCode=as2&tag=superevenstev-22&linkId=6f5b65380aed2527a945f0f24369273e
• Arduino Uno R3 Board - https://www.amazon.com.au/gp/product/B00KFCRATC/ref=as_li_tl?ie=UTF8&camp=247&creative=1211&creativeASIN=B00KFCRATC&linkCode=as2&tag=superevenstev-22&linkId=6f5b65380aed2527a945f0f24369273e
• 4 Pin Header - https://www.jaycar.com.au/4-pin-0-1-90-degree-locking-header-2-54-pitch-single/p/HM3424?pos=5&quer