Features: 1.Ultra Stable Technology: Cute dog U disk adopts ultra stable technology, complies with USB2.0 standard, fast transmission. 2.USB Interface: High speed U disk uses a USB interface, which is connected to the computer through the USB interface without additional power supply. 3.Support Hot Swap: Cartoon memory stick supports hot swap, plug and play, easy to use, no complicated procedures required. 4.Multi Function: Cute flash drive is versatile, can be used to back up files, pictures, video and other data. 5.Anti Electromagnetic Interference: U disk has no mechanical parts, anti vibration, moisture proof, anti electromagnetic interference. specification:Item Type: High Speed U Disk Material: Plastic Interface: USB2.0 Computer: IBM PC, OS X PC or Laptop Etc; Speed: Maximum Write Speed: 10-20 (MB/s) Maximum Read Speed: 4-10 (MB/s) Application: Backup Files, Videos and More Manufacturer Standard: 1GB / 1000MB / 1MB = 1000KB System: Support for Windows 98/ME/2000/XP,for OS X 9.x,for OS X and for Linux2.4.x Regarding Available Capacity: Please Note the Memo on Storage Product Capacity: 4GB =Approx. 3.4GB-3.8GB 8GB=Approx. 7.4GB-7.6GB 16GB=Approx. 14.5GB-15.5GB 32GB=Approx. 28GB-30GB 64GB=Approx.58GB-60GB 128GB=Approx.114GB-124GB 256GB=Approx.249GB-250GB 512GB=Approx.498GB-500GB PackageList:1 xHighSpeedUDisk