Seagate ST1000NX0443 1TB 2.5" Hard Drive SATABrand Seagate Model ST1000NX0443 Storage Capacity 1TB Interface SATA Cache 128MB Rotation Speed 7200 RPM Drive Notes This Drive is refurbished they are professionally tested and restored to Factory default state. Any erasable functioning media is wiped using a multipass binary overwipe and health is tested, and ensured to be at least 95%. Please note, as they are used there may be very slight cosmetic defects present, but nothing that will affect use