3.5" Hard Drive Caddy for IBM X250 X232 X350 X370 can expand your system， expand storage capacity with an additional hard drive. The Hard Drive Caddy locks into your system for safety and security. You can connect your hard drive with your Mac or PC for file transfer and library management.                                    Features            Plugs and plays and is hot-swappable<br>Support 3.5" SATA hard disk<br>Support MS Windows Vista / XP / 2000 OS<br>High-speed USB 2.0 data transfer up to 480 Mb/s<br>High-speed SATA data transfer up to 1.5 GB/s<br>LED power indicator<br>Ideally for data backup<br>Material: Metal<br>Color: Silver<br>                                                                                                Package Includes            1 x 3.5" Hard Drive Caddy for IBM X250 X232 X350 X370<br>