Features:  1. USB connection, support Hot plug & Play.  2. No external power supply required.  3. Support different types of System  4. Solid State Storage, Shockproof and electromagnetic proof.  5. Write/Delect protection switch.  6. Durable data storage.  7. Fast speed in write/read transfer.    Specifications:  Capacity: 32GB;  Write Speed: 70MB/S;  Read Speed: 70MB/S;  Data Transmission: 30MB/S;  Interface: USB 3.0 interface;  Start: support USB ZIP / HDD startup.  Data Retention: Data kept for at least 10 years;  Endurance: 1000000 times re-writable;  Applicable models: the various brand PC and compatible computer;  Operating system: Windows 98 ME 2000 XP, the Linux 2.4.x win7 down support 2.0and above;  Power supply: USB bus-powered (4.5V ~ 5.5V);    Note:  About capacity display in computer:  4GB=approximately 3.2GB-3.5GB;  8GB=approximately 6.9GB-7.3GB;  16GB=approximately 14GB-15GB;  32GB=approximately 27GB-29GB;  64GB=approximately 57GB-59GB;    Flash memory vendors are using decimal arithmetic: 1MB = 1000KB, 1G = 1000MB calculated, but the operating system is using binary arithmetic: 1MB = 1024KB, 1GB = 1024MB. So there are some differences between display capacity and nominal capacity of flash memory products. However, this is allowed to exist. Please do not doubt his authenticity. This is a calculation difference between manufacturer and PC; please Google 'Memory card capacity' to get more information.    Package Included:  1 x USB flash disk