Toshiba MHZ2160BJ. Hard drive capacity: 160 GB, Hard drive size: 63.5 mm (2.5 "), Hard drive rotational speed: 7200 RPM. Power consumption (standby): 0.13 W, Power consumption (read): 2.3 W, Power consumption (write): 2.3 W. Weight: 107 g, Height: 9.5 mm, Width: 70 mm. Operating temperature range (T-T): 5 - 55 °C, Storage temperature range (T-T): -40 - 65 °C, Operating relative humidity range: 8 - 90 %