Lenovo KEYBOARDS INTERNAL
04X0207
is compatible in the following Models:
Lenovo ThinkPad X Series laptops
ThinkPad X240 - 20ALCTO1WW
ThinkPad X240 - 20AMCTO1WW
ThinkPad X250 - 20CLCTO1WW
ThinkPad X250 - 20CMCTO1WW