Seagate ST33000651SS, Constellation. Hard drive capacity: 3000 GB, Hard drive size: 88.9 mm (3.5 "), Hard drive rotational speed: 7200 RPM. Power consumption (typical): 10.68 W, Input voltage: 5 - 12 V, Start-up current: 2.04 A. Weight: 0.7 kg, Height: 26.1 mm, Width: 101.85 mm. Operating temperature range (T-T): 5 - 60 °C, Storage temperature range (T-T): -40 - 70 °C