<li><strong>Blu-Ray Laser Lens for PlayStation 4 (KES-490A)</strong></li>
<li>Contains the KES-490A laser</li>
<li>Fits in the KEM-490AAA laser deck</li>
<li>Compatible with CUH-10XX, CUH-11XX, and CUH-12XX PS4 models.</li>
<li>When the console isn't reading discs (throwing up errors, not reading certain discs, etc), but the drive still functions mechanically, a bad laser is the likely culprit.</li>
</ul>