This universal SATA Optical 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.
Please check the below cool item, that will turn your original 9.5mm sata connection drive into an external DVD drive, better yet, no AC adapter needed; External case for 9.5mm Sata DVD drive.Only a case, not included any drive.

Uses 2.5" SATA hard drives, also compatible with 2.5" SSD

How to use:

Unpack the New drive, lift the adapter retaining latch, the screw to the hard disk
Insert the drive into the Adapter at an angle
Slide the drive into the connector until it locks into place
Lower the adapter retaining latch until it snaps closed