Super Talent Express Duo USB 3.0 8 GB Flash Drive ST3U8EDB USB 3.0 High-Performance Flash Drive USB bus powered - no external power is required Fully-backward compatible to USB 2.0 (with some of the fastest USB 2.0 scores) Durable solid-state storage - 10 years data retention Hot Plug & Play Single Storage Partition 5 year warranty Capacity: 8 GB Interface: USB 3.0