LaCie SAFE Mobile Hard Drive 40GB USB 2.0 - Fingerprint Access Control. Hard drive capacity: 40 GB, Hard drive rotational speed: 5400 RPM, Hard drive interface: USB 2.0. Colour of product: Silver. Weight: 230 g, Width: 80 mm, Depth: 138 mm. Compatibility: PC & Mac, Data transfer rate: 0.480 Gbit/s, Minimum processor: Pentium II 350 MHz / G3