The Viper USB 3.1 Gen. 1 flash drive delivers the trifecta of user needs;speed, mass storage and value. With storage capacities ranging from 64GBto 256GB, the Viper USB provides gamers with the large amount of storagespace needed to load the latest games and play anywhere. Therubber-coated, rugged USB and swing design, ensure greater protection ofyour data.USB 3.1 technology enables the Patriot Viper USB to perform up to tentimes faster than USB 2.0 drives, allowing a 2GB file to be transferred inmere seconds. The use of a single-chip USB 3.1 flash memory controllerallows this flash drive to deliver sequential read performance at speeds upto 385MB/s read and 65MB/s write.The Viper USB flash drive is available in 64GB, 128GB and 256GB capacitiesand carries a 5-year warranty. It is compatible with Windows®10, Windows®8, Windows® 7, Windows® Vista®, Windows® XP, Windows® 2000, Windows®ME, Linux 2.4 and later, Mac® OS9, X and later.