1. In original retail packaging with screw driver;
2. The thickness of this adapter is 12.7 mm;
3.  Internal Interface: SATA (for 2.5" HDD/SSD);
 
     External Interface: SATA (for Laptop Mother Board);
4. Support SATA I & SATA II & SATA III;
 
5. Add a second HDD in your Laptop, 
 
6. When making back-ups, simply remove your CD-ROM drive and put the Caddy (with the added hard drive) in its place.
 
2. Fast & Reliable connection, just as the primary HDD. 
 
3. Fully integrated into Laptop, no cables / PSU / software driver needed. 
 
4. Dual boot, Support installation of 2nd Operating System on the 2nd HDD and boot selection. 
 
Compatibility:
The Universal SATA-to-SATA Caddy is compatible with laptops that has a 9.5mm thickness optical bay with SATA interface.
1 x 12.7 mm SATA Caddy 
4 x Screw 
1 x Screwdriver