1. US version computer keyboard for Dell Latitude E5550 5570 5580 5590 Precision 3510 3520 3530 7510 7520 7530 7710 7720 2. Replace your broken or unworkable part with a new one 3. Each item has been checked and in good condition before shipping 4. Highly recommend professional installation. We will not be responsible for any damages to your device that you may cause during the changing of replacement parts 5. Completely fit and work
