Interface Type:  USB 2.0 compatible with USB 3.0 & USB 1.0 Capacity:8GB 16GB 32GB 64GB Easy to read and read in high speed ,No need drive/power supply only plug in.

About Capacity   Capacity:8GB/16GB/32GB/64GB (* actual usable capacity will be less marked capacity due to the format, operating systems, applications, or other content will occupy part of the capacity), ·8G is about 7.2G ; ·16G is about 14.4G ; ·32G is about 28.8G; ·64G is about 58.5G.

Note: To avoid data loss or mechanical damage, do not power down your computer or unplug flash disk during transferring.

Package Content: 1*USB Flash Drive