Toshiba MK2552GSX (HDD2H02): 2.5" HDD 250GB. Hard drive capacity: 250 GB, Hard drive size: 63.5 mm (2.5 "), Hard drive rotational speed: 5400 RPM. Power consumption (standby): 0.16 W. Weight: 102 g, Height: 9.5 mm, Width: 70 mm. Operating temperature range (T-T): 5 - 55 °C, Storage temperature range (T-T): -40 - 70 °C