Seagate IronWolf ST1000VN002 - hard drive - 1 TB - SATA 6Gb/s Product Description Form Factor 3.5' Manufacturer Warranty 3 years warranty Features Halogen Free, NAS compatible, 24x7 availability, Dual-Plane Balance, Error Recovery Control Dimensions (WxDxH) 101.6 mm x 146.99 mm x 26.11 mm Weight 610 g Type Hard drive - internal Data Transfer Rate 600 MBps Buffer Size 64 MB Capacity 1 TB Spindle Speed 5900 rpm Interface SATA 6Gb/s