Toshiba 2.5" HDD 250GB. Hard drive capacity: 250 GB, Hard drive size: 88.9 mm (3.5 "), Hard drive rotational speed: 5400 RPM. Power consumption (typical): 4.7 W, Power consumption (standby): 0.16 W. Weight: 102 g. Operating temperature range (T-T): 5 - 55 °C, Storage temperature range (T-T): -20 - 60 °C, Operating shock: 350 G