Super Talent Express Duo 2-CH USB 3.0 16 GB Flash Drive ST3U16E2CK 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 Includes Microsoft Security Essentials Single Storage Partition 5 year warranty Capacity: 16 GB Interface: USB 3.0