The Lenovo 45J7918 is an internal hard drive offering users a data storage capacity of up to 1 TB. The Lenovo hard drive is easily installed through the SATA interface connection. This internal 3.5-inch hard drive includes Intel Stable Image Platform Program which allows data to be easily transferred to and from flash drives, CDs or external hard drive disks. The Lenovo hard drive also includes Embedded Trusted Platform Module which protects one's data and secures it from any chance of decay or corruption in the future. Ultimately, the internal 3.5-inch hard drive includes Self-Monitoring, Analysis, and Reporting Technology, also known as S.M.A.R.T., which prevents the Lenovo 45J7918 from failing. This added protection makes the Lenovo 45J7918 a great choice for someone seeking a large amount of data storage but wants to make sure that their files are safe and secure where they should be.