The G-Drive ev ATC with Thunderbolt is an all-terrain storage solution with integrated Thunderbolt cable and is based on a high quality, lightweight, removable G-Drive ev RaW USB hard drive. Thanks to the waterproof compartment for the hard drive, the data is protected from moisture and is also safe from pressure, shocks and dust. The all-terrain protective cover is compatible with the Evolution series and is suitable for the models G-Drive ev or G-Drive ev SSD. Ideal for backups on the road as well as editing, transferring and storing data. This robust 7200 rpm drive offers the speed of Thunderbolt combined with the flexibility and ease of use of USB. It's formatted for Mac, but can be reformatted for Windows in a snap.