Samsung Momentus 4TB SATA III 5400 RPM 2.5-inch Hard Drive (ST4000LM016 )

Manufacturer: Seagate Model: ST4000LM016 Form Factor: 2.5″ Connection Type: SATA III 6Gbps The item included is exactly like the one in the picture. Serial number will be different. The drive is 5400RPM. The Drive has 4000GB capacity, declared by manufacturer, but actual available space will vary, based on the formatting and file system used.