ACOMPATIBLE Replacement Keyboard for Lenovo Thinkpad T440 T440P T440S T431S T450 T450S Laptop No Backlight (6 Fixing Screws) 100% replacement and high quality Each keyboard is tested before shipping and are 100% working Replace your faulty, cracked or broken keyboard Color: Black, Layout: US Layout This keyboard includes six mounting screws, please be careful when you install it.