USB Specification: USB 2.0 Read Speed: up to 19.5 MB/s Write Speed: up to 5.5 MB/s Dimensions: 58mm x 18mm x 9mm Features: Available in capacities 2GB-16GB Colorful Compact and Fun Fully supported Auto-Run feature Hassle-free, Tool-Less, Plug 'n Play design Comes in 8 different colors