SATA 2nd 2.5'' Hard Drive Caddy for 12.7mm Universal CD/DVD-ROM - Expand your data storage on your Laptop with HDD/SSD Top Quality Product 1 Year Warranty with SaiTech IT Private Limited. Plug & Play, Supports hot swapping Fast & Reliable connection in laptop, just as the primary HDD Fully integrated into laptop, no cables/PSU/software driver needed. Uses 2.5" SATA hard drives 12.7mm-high It enables you to add a second notebook hard disk drive to your modular/optical bay. Supports 99% Laptops with 12.7mm size DVD Writers. 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&#039;s place... This is a good working adapter. Note: Please check the below cool item, that will turn your original 12.7mm sata connection drive into an external DVD drive, better yet, no AC adapter needed; External case for 12.7mm Sata DVD drive.Only a case, not included any drive ) Support Plug &amp; Play; Fast &amp; Reliable connection just as the primary HDD.Fully integrated into Laptop, no cables / PSU / software driver needed. Dual boot, Support installation of 2nd Operating System on the 2nd HDD and boot selection. Installation: 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