Pin 27 Breakout board for use with Creality Printers Allows a BLTouch or filament sensor to be attached without cutting wires. For installation instructions please follow the video https://www.youtube.com/watch?v=ocAeZRPVusw&t=2s Lots of information is also available here https://www.thingiverse.com/thing:2975949 You must have a Bootloader flashed to your Ender 3 Board in order to use this. Support for that is not providedNo cutting wires. Simply plug and play
Connect this between your board and your cable, attach the 3 bltouch wires and upgrade your firmware.