Three Keys Touchpad For lenovo ThinkPad T440 T440S T440P T450 T450S T540P T550 L450 W540 W550 W541 E531 E545 E550 E560 E450
Technical Details
| Brand Name: | Kai-Full |
| Model Number: | W540 |
| Package: | Yes |
| Products Status: | Stock |
| Type: | Connectors |
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