Description: This universal SATAOptical Bay Hard Drive Adapter lets you add a second hard drive to the laptop systems. With a second hard drive, you can quickly store and back up critical data. Add this caddy to your laptop to give you another hard drive. Simply remove your CD/DVD-ROM drive and put the Caddy (with the added hard drive) in it"s place... This is a good working adapter and is Guaranteed. compatible: Dell Latitude E6420 E6430 E6320 Uses 2.5" SATA hard drives note: hard drive and DVD drive not included