Eathtek Replacement Keyboard with Backlit For Dell Latitude E6400 E6500 E5500 Precision M2400 M4400 series Black US Layout, Compatible with part# HT514 UK717 OUK717 NSK-DB001 Compatible Model Numbers: Dell Latitude E6400 E6500 E5500 Precision M2400 M4400 Compatible Part Numbers:HT514 UK717 OUK717 NSK-DB001 Replacement and high quality,Replace your faulty, cracked or broken keyboard Each keyboard is tested before shipping All pictures are taken from the real item, please check carefully before bidding.