LENOVO ThinkPad E540 Keyboard, Compatible with LENOVO ThinkPad E540 Keyboard
New Keyboard for Lenovo Thinkpad E531 E540 Series US Layout Screwdriver Black Frame 4 Screws E531 : Amazon.sg: Electronics
Laptop Keyboard for Lenovo Thinkpad Edge E531 E540 L540 T540P T550 T560 P50S US | eBay
Amazon.com: Laptop Replacement US Layout with Backlit with Pointer Keyboard for Lenovo Thinkpad Edge E531 E540 L540 T540P T550 T560 P50S Black : Electronics
Genuine New Lenovo Thinkpad T540 T540P T550 T560 E531 E540 Keyboard Backlit US | eBay