With this motherboard from Bigtreetech you can easily upgrade your 3D printer.
The RRF E3 v1.1 is equipped with a USB connection and four motor driver interfaces: XM, YM, ZAM, ZBM, EM. You can easily expand the interface to include a filament detection function, a resume printing function, BLTouch for automatic bed leveling and RGB light. In addition, you can connect the automatic shutdown module so that your 3D printer turns off automatically after the print is completed.
The mainboard has a size of 103.75mm x 75.25mm and is compatible with the Ender 3, Ender 3 Pro, Ender 5 and CR10.