Storage Capacity:.32GB.64GB.128GB.256GB<br /><br />Specification:<br /><br /><br />1. USB connection，support Hot plug & Play.<br /><br />2. No external power supply .<br /><br />3. Support different types of os.<br /><br />4. Solid State Storage， Shock proof and electromagnetic proof.<br /><br />5. Write protection switch<br /><br />6. Durable data storage<br /><br />7. Fast speed in write/read transfer<br /><br />8. Hardware Requirement: PC with USB connection，Notebook，MAC<br /><br />9. Life:>1 million times<br /><br />10.Capacity:64GB/128GB/256GB