LC-Power LC-25USB3-II. Size: 63.5 mm (2.5 "), Hard drive interface: Serial ATA, Serial ATA II. Interface: SATAII, Cables included: USB. Compatible operating systems: Windows XP / Vista / 7, Mac 8.6, Linux 2.4. Colour of product: Black. Dimensions (WxDxH): 80 x 125 x 16 mm, Weight: 0.262 kg, Width: 80 mm