![Amazon.com: GeeekPi Fan Hat for Raspberry Pi 4 Model B, Raspberry Pi PWM Fan GPIO Expansion Board with 0.91inch OLED Display for Raspberry Pi 4B/3B+/3B/2B : Electronics Amazon.com: GeeekPi Fan Hat for Raspberry Pi 4 Model B, Raspberry Pi PWM Fan GPIO Expansion Board with 0.91inch OLED Display for Raspberry Pi 4B/3B+/3B/2B : Electronics](https://m.media-amazon.com/images/I/61u-31cTaXL.jpg)
Amazon.com: GeeekPi Fan Hat for Raspberry Pi 4 Model B, Raspberry Pi PWM Fan GPIO Expansion Board with 0.91inch OLED Display for Raspberry Pi 4B/3B+/3B/2B : Electronics
GitHub - hamzab70/Raspberry-Pi-Fan-Script: Simple Bash script to control the fan speed using the Rapsberry Pi GPIO and a transistor.
![PWM Regulated Fan Based on CPU Temperature for Raspberry Pi : 4 Steps (with Pictures) - Instructables PWM Regulated Fan Based on CPU Temperature for Raspberry Pi : 4 Steps (with Pictures) - Instructables](https://content.instructables.com/FZ1/KYEZ/JCAUBAEB/FZ1KYEZJCAUBAEB.png?auto=webp&fit=bounds&frame=1&height=1024&width=1024)
PWM Regulated Fan Based on CPU Temperature for Raspberry Pi : 4 Steps (with Pictures) - Instructables
![Amazon.com: Argon Fan HAT for Raspberry Pi 4 | 40mm Fan with Power Button | PWM and Software Controllable | Easy Setup : Electronics Amazon.com: Argon Fan HAT for Raspberry Pi 4 | 40mm Fan with Power Button | PWM and Software Controllable | Easy Setup : Electronics](https://m.media-amazon.com/images/I/71BhlTflFFL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Argon Fan HAT for Raspberry Pi 4 | 40mm Fan with Power Button | PWM and Software Controllable | Easy Setup : Electronics
![Let's set our Raspberry Pi's fan to turn on automatically when the temperature rises with script - YouTube Let's set our Raspberry Pi's fan to turn on automatically when the temperature rises with script - YouTube](https://i.ytimg.com/vi/h8BfSWJH9l0/maxresdefault.jpg)