Western Digital Green Mobile. Hard drive capacity: 2000 GB, Hard drive interface: Serial ATA, Hard drive speed: Variable. Power consumption (read): 1.7 W, Power consumption (write): 1.7 W, Power consumption (idle): 0.8 W. Width: 2.75" (69.8 mm), Height: 0.591" (15 mm), Depth: 3.94" (100.2 mm). Color of product: Black, Data transfer rate: 6 Gbit/s