Features: 1.USB2.0 Interface: Portable u disk adopts USB interface and connects with computer through USB interface without additional power supply. 2.Support Hot Swap: USB stick adopts ultra stable technology, complies with USB2.0 standard, supports hot swap, plug and play. 3.Shock Resistant: Electronic storage media, no mechanical parts, shock resistant, moisture resistant and anti electromagnetic interference. 4.Support System: Support for Windows98+, Support for Windows 98/Me/2000/XP, for OS X 9.x, for OS X and for Linux2.4.x 5.Support Devices: USB flash drives support cell phones, computers, speakers and other devices (when using cell phones, you need to buy Type C adapters/micro). specification:Item Type: Cartoon U Disk Material: PVC Support System: No Driver Required (for Windows98+) Support for Windows 98/Me/2000/XP, for OS X 9.x, for OS X and for Linux2.4.x Interface: USB 2.0 Computer: for IBM PC, for OS PC or laptop, etc. Speed: Maximum Write Speed 10-20MB/s, Maximum Read Speed 4-10MB/s Applications: Backup Files, Videos, Etc. Displayed Capacity and Nominal Capacity Are Different Because the Calculation Method Is Different Manufacturer's Standard: 1GB/1000MB/1MB=1000KB Regarding the Available Capacity: Please Note the Memo About the Capacity of Storage Products: 4GB=Approx. 3.4GB to 3.8GB 8GB=Approx. 7.4GB to 7.6GB 16GB=Approx. 14.5GB to 15.5GB 32GB=Approx. 28GB to 30GB 64GB=Approx. 58GB to 60GB 128GB=Approx. 119GB to 124GB 256GB=Approx. 249GB to 250GB 512GB=Approx. 498GB to 500GB PackageList:1 x USB Flash Disk