G-DRIVE ev ATC with Thunderbolt is as rugged as you want to be. This all terrain drive solution with tethered Thunderbolt cable shields a high quality, lightweight, removable G-DRIVE ev RaW USB hard drive. Featuring a watertight drive compartment, your data is further protected from pressure, shock and dust. The ev All-Terrain Case is compatible with the Evolution Series, also fitting the G-DRIVE ev or G-DRIVE ev SSD. Perfect for in the field backup, editing, transferring and storage, this durable 7200 RPM drive leverages the speed of Thunderbolt while providing you with flexibility and the ease of use of USB.