The Aegis Portable 2.5" hard drive instantly adds up to 160GB of capacity which is ideal for storing, sharing or backing up your valuable data. It's the perfect companion for travel between home and the office, or for extra storage on the go. Every feature of the Aegis Portable has been carefully designed for the user's convenience. No more fussing with cables or looking for wall sockets, the integrated cable wraps neatly around the Portable when not in use and the Portable draws all of its power from the laptop, so an AC adapter is never needed. In addition to its tiny footprint and innovative design, the Aegis Portable goes the extra mile when protecting your data. The Aegis Portable features a 16-point omni directional shock mounting system, protecting the drive from accidental bumps and knocks.