The Seagate Momentus 5400.6 160 GB, Internal,5 400 RPM, 6.35 cm (2.5") (ST9160314AS) Hard Drive is a high-performance, reliable hard drive suitable for use within laptops, external storage applications, and desktop computers. This Computer Hard Drive features extreme security measures to protect sensitive data, extremely fast performance speeds, and several unique features that protect computer performance. This Seagate Hard Drive offers 160GB and 5400 RPMs. The Seagate Momentus Hard Drive measures 2.5 inches, and is used internally in high-performance laptops and external storage devices. Keep information encrypted and safe from unauthorized use with the encryption software on the Seagate Momentus Hard Drive. Without interfering with overall computer performance, a self-encrypting drive that scrambles and codes data and information is in this Seagate Hard Drive. Using G-Force Protection technology, the Seagate Momentus Hard Drive continuously scans the computer, laptop, or device for any indication that the system is in a free-fall. When a free-fall is detected this Computer Hard Drive automatically slows down the driver speed, which protects sensitive data from being destroyed or lost.