The Integral Fusion 3.0 is only a tiny 21 x 12 x 4.5 mm and is a fantastic \'leave in\' USB solution. It can remain in a laptop or netbook\'s USB socket without getting in the way in general use or getting knocked and causing damaged to the USB port and keeps the \'clean\' look of flat-screen TVs or tablet PC\'s when plugged in. Ideal for home media and in-car use, allows you to spend less time waiting, and more time enjoying your content. It\'s ideal for large files, HD movies, backups and upgrading PC systems and is backwards compatible with USB 2.0 systems. Product Features - Low-profile metal casing - Smallest USB Flash Drive in the Integral range - USB 3.0 SuperSpeed hardware - PC and Mac compatible - Read speed up to 210 MB/s, and a Write speed up to 100 MB/s Specification Product Type: USB Flash Drive Capacity: 256GB Interface Type: USB 3.0 Interface Connectivity: 1 x SuperSpeed USB - 9 Pin USB Type A Weight: 3g Compatibility: Windows XP, Vista, 7, 8.1 and 10 Mac OS 09 and above Linux v2.4.0 and above