1 TB G-DRIVE USB 3.0, 7200RPM. G-DRIVE mobile USB 3.0 is the must-have portable drive for every laptop user looking for speedy transfers, sleek design and Time Machine-compatible backup. Inside its thin, beveled aluminum case is a high-performance 7200 RPM hard drive with screaming USB 3.0 connectivity for up to 1TB of video and photo files. G-DRIVE mobile USB is easy to set up and bus powered, so there's no need to carry an external AC power supply. Toss it in your bag and you?re good to go with storage and backup wherever you need to be.