1、USB INTERFACE: USB flash drive adopts USB interface and connects to computer through USB interface without extra power supply. 2、PLUG AND PLAY: Cute USB flash drive is ultra stable technology, complies with USB0 standard; supports hot plug and dial, plug and play. 3、ANTI ELECTROMAGNETIC INTERFERENCE: electronic storage media, no mechanical parts, shock resistant, anti electromagnetic interference. 4、PVC CASING: Portable U disk casing is made of PVC material, which is resistant to drop and wear, not easy to damage, durable. 5、UNIQUE SHAPE: Cat ear U disk cartoon cat ear shape design, mini cute, is a great gift for friends, family birthdays, Christmas, etc. 1 x U Disk Item Type: U DiskMaterial: PVCNo Driver Required (For Windows98 Or Above) Supports for Windows 98/Me/2000/XP for OS 9.X, for OS X and for Linux 2. 4.X.Interface: USB 2.0Computer: For IBM PC, PC or Laptop, Etc;Speed: Maximum Write Speed 10-20 (MB/S), Maximum Read Speed 4-10 (MB/S)Applications: Backup Files, Videos, Etc.Displayed Capacity and Nominal Capacity are Different Because the Calculation Method is DifferentManufacturer's Standard: 1GB / 1000MB / 1MB = 1000KBRegarding The Available Capacity: Please Note The Memo About The Capacity Of Storage Products.4GB = Approx. 3.4GB- 3.8GB8GB = Approx. 7.4GB- 7.6GB16GB = Approx. 14.5GB- 15.5GB32GB = Approx. 28GB-30GB64GB=Approx. 58GB-60GB128GB=Approx. 119GB-124GB256GB=Approx. 249GB-250GB512GB=Approx. 498GB-500GB