DeskPi Pro is the Ultimate Case Kit for Raspberry Pi 4 with Full Size HDMI/2.5 Hard Disk Support and Safe Power Button, It has QC 3.0 Power Supply inside and New ICE Tower Cooler inside.

cd ~
git clone https://github.com/DeskPi-Team/deskpi.git
cd ~/deskpi/
chmod +x install.sh
sudo ./install.sh

cd ~
git clone https://github.com/DeskPi-Team/deskpi.git
cd ~/deskpi/
chmod +x install-ubuntu-mate.sh
sudo ./install-ubuntu-mate.sh

cd ~
git clone https://github.com/DeskPi-Team/deskpi.git
cd ~/deskpi/
chmod +x install-manjaro.sh
sudo ./install-manjaro.sh

• Image Download URL: https://images.kali.org/arm-images/kali-linux-2020.3a-rpi3-nexmon.img.xz
  

cd ~
git clone https://github.com/DeskPi-Team/deskpi.git
cd ~/deskpi/
chmod +x install-kali.sh
sudo ./install-kali.sh

DeskPi-uninstall 

And then select the number against to your OS Type.

• Unsupported due to lacking of driver.
• Testing version: Midnight falcon

• Open a terminal and typing following command:

deskpi-config

You can follow the instructions to setup fan speed level by typing numbers as following example:

• The number from 1 to 4 is to setting your fan speed to a static level.
• Number 5 is just turn off the fan.
• Number 6 is to guide you to create a file located to /etc/deskpi.conf and you can specify the threshold of temperature and fan speed level according to your idea, once the file has been created, the program will according to the configuration file to setup your fan.
• Number 7 is to enable automatic fan control by default paramaters. ** Default arguments:

TEMP   : Fan_SPEED_LEVEL
<40C   : 0%  
40~50C : 25%  
50~65C : 50%  
65~75C : 75%  
>75C   : 100%