PID Flight Drone Lap Timing

This is a box for a PID Flight Lap Timing device. Find out more on https://www.pidflight.com/pidflight-lap/

You need
2 x 5V 25 x 25 fans (I use these https://www.banggood.com/5V-252510mm-2510-Brushless-Cooling-Fan-with-2Pin-Cable-p-1446980.html?rmmds=myorder&cur_warehouse=CN
1 x Arduino (I use these: https://www.amazon.de/AZDelivery-Nano-verl%C3%B6tete-Version-Kompatibel/dp/B01MS7DUEM/ref=as_li_ss_tl?__mk_de_DE=%C3%85M%C3%85%C5%BD%C3%95%C3%91&crid=2MHJOVQTKAGTR&dchild=1&keywords=arduino+nano&qid=1589488715&s=industrial&sprefix=ardui,industrial,166&sr=1-4&linkCode=sl1&tag=089chiller-21&linkId=e35bff8e96f8d117a291e1fd4bce680e&language=de_DE)
1 x PID Flight PCB (if you are in Germany I can send you some - just write me a message)
1 x Stepdown 36V to 5V (I use these https://www.amazon.de/AZDelivery-Nano-verl%C3%B6tete-Version-Kompatibel/dp/B01MS7DUEM/ref=as_li_ss_tl?__mk_de_DE=%C3%85M%C3%85%C5%BD%C3%95%C3%91&crid=2MHJOVQTKAGTR&dchild=1&keywords=arduino+nano&qid=1589488715&s=industr