The perfect travel companion for storing and transporting your files, the LaCie Mobile Disk delivers generous portable storage capacity at an affordable price. Safely and easily carry your data anywhere thanks to its small size, and since it’s USB bus-powered, plug & play, and driver-free, it couldn’t be easier to use. Instantly increase storage capacity, perform regular backups, or transfer and exchange office data. The LaCie Mobile Disk comes with LaCie Backup Assistant Software for PC and Mac users.