Raidsonic Icy Box 2.5". Size: 63.5 mm (2.5 "), Hard drive interface: USB 2.0. Interface: USB 2.0. Compatible operating systems: Win 98/ME/2000/XP/Vista, OS 9.1. Colour of product: Pink. Dimensions (WxDxH): 260 x 190 x 30 mm, Weight: 90 g