Features:
This is an upgraded version of the 3510 fan, but only supports Raspberry Pi 4 Model BSupport PWM control speed regulation;Compatible with official system configurationAutomatic speed control function only supports Raspberry Pi OS,Other systems need to manually write python or C code to drive the fan speed through PWM.Better heat dissipation effectTechnology support:https://wiki.52pi.com/index.php/Armor_lite_heatsink_with_pwm_fan_for_Raspberry_Pi_4B_SKU:_ZP-0110