添加一个8010风扇，可以有效降低上下位机主板温度以及A/B电机温度。

DXF for laser cutting and STL for printing.

Here's my config based on BTT skr pico

[temperature_fan Panel_fan]
pin: gpio20
kick_start_time: 0.5
sensor_type: temperature_host
control: watermark
target_temp: 50.0
# max_power: 0.9
min_temp: 0
max_temp: 90
#max_speed: 0.8