Verbatim Store "n" Go USB 2.0 Portable Hard Drive 500GB Black. Hard drive capacity: 500 GB, Hard drive rotational speed: 5400 RPM, Hard drive size: 63.5 mm (2.5 "). Colour of product: Black. Weight: 135 g, Width: 81 mm, Depth: 117 mm. Data transfer rate (max): 480 Mbit/s, Interface type: USB 2.0/1,1, Packaging height: 168 mm. Package weight: 300 g