Silicon Power Armor A10, 500GB. Hard drive capacity: 500 GB, Hard drive rotational speed: 5400 RPM, Hard drive interface: USB 2.0. Colour of product: Black, Yellow. Input voltage: 5 V. Weight: 200 g, Width: 82.5 mm, Depth: 19.8 mm. Operating temperature range (T-T): 5 - 55 °C, Storage temperature range (T-T): -40 - 70 °C