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 compatible with laptop that has a 12.7mm universal SATA thick/high DVD drive with IDE interface - Model: N44 - Color: Silver + black - Material: Aluminum alloy + plastic - Supports 2.5" SATA I / II / III HDD / SSD up to 1TB - Laptop connector: SATA - Adds one more hard disk drive for your laptop - Suitable for laptop with 12.7mm thickness optical drive - Comes with installation screws set