Will need to update firmware to enable PARK and SAFE_HOME function. 

CR-10 /CR-10s with V2.0, 2.1, 2.2, 2.2.1 Control board

CR-10 V2/ V3 with V2.5.2 Control Board

Ender 3 / 3 Pro / 3V2 /3MAX  with V4.2.2, 4.2.7 Control board

Will also fit Creality Printers that have been upgraded with BTT SKR mini Board

Will not Fit on V1.1.3, 1.1.4, 1.1.5 Boards