Raidsonic IB-366StUS2-B. Size: 88.9 mm (3.5 "), Hard drive interface: Serial ATA. Interface: eSATA. Colour of product: Black. Dimensions (WxDxH): 230 x 245 x 80 mm, Weight: 575 g, Width: 230 mm. Power requirements: AC: 100-240 V/ 50-60 Hz/0.8 A/24 W; DC: 12 V/ 2 A