ICIDU 2.5" SATA - USB / eSATA Hard Disk Casing. Size: 63.5 mm (2.5 "), Hard drive interface: eSATA, Serial ATA. Interface: USB / eSATA. Compatible operating systems: Windows 98, 2000, ME, XP, Vista, MAC OS 9.0 +. Colour of product: Black, Silver. Dimensions (WxDxH): 131 x 79 x 15 mm