Geekworm Raspberry Pi V2.5 Power Management with Safe Shutdown & PMW Cooling Fan Expansion Board Compatible with Raspberry Pi 4 Model B

* Update notification: X735 V2.1 has been update to X735 V2.5 version with PMW fan and remove 2pin power cable. You must install shell script to enable the PWM fan to work since it need PWM signal to run, refer to X735 V2.5 Software. * Power supply: 5.1Vdc +/-5%，2.5~4A; X735 support three kind off power supply: DC5525 port: Can provide up to 4A power supply capability; Type-C power port ; Micro USB: Compatible with your original mirco usb power adapter; * Fully compatible with Raspberry Pi X825 V2.0(ASIN:B091JSRQ9C),X825 V1.5(ASIN:B07VXF2HJG), X829, X828,X857(ASIN:B085HG7ZLJ), X862(ASIN:B088HCY4TH), X872/X873, X835, X832(ASIN:B08CKBMJS1), X820(ASIN:B073CGQD9C), X850(ASIN:B073CHHFMP), X860, X870,X822,X852 to provide intelligent and safe power management;Reserved 40pin stackable header for add on boards * User manual, refer to Geekworm WiKi search X735, for the safe shutdown script, refer to wiki X735 V2.5, This guide is only for X735 V2.5 shield based on RASPBIAN. (Not tested on Ubuntu,openmediavault or oth...