Features: 1.USB Interface: U disk adopts USB interface, which is connected to the computer through the USB interface without additional power supply. 2.Plug and Play: Portable u disk pen drive adopts ultra stable technology, compliant with USB 2.0 standard; supports hot plugging, plug and play. 3.High Speed Transmission: USB 2.0 flash drive maximum write speed 10?20MB/s, maximum read speed 4?10MB/s. 4.Superior Performance: USB flash drive adopts electronic storage media, no mechanical parts, shockproof. Anti electromagnetic interference. 5.Premium Material: USB flash drive is mainly made of PVC material, which is safe, non toxic, environmentally friendly and durable, and long lasting. specification:Item Type: USB Flash Drive Material: PVC No Driver Required (for Windows 98 and Above) to Support for Windows 98, for Windows Me, for Windows 2000, for Windows XP, for OS 9.x, for OS X and for Linux 2.4.x Interface: USB2.0 Computer: IBM PC, for IOS PC or Laptop, etc. Speed: Maximum Write Speed 10-20 (MB/s), Maximum Read Speed 4-10 (MB/s) Apps: Backup Files, Videos, and More The Display Capacity and the Nominal Capacity Are Different Because the Calculation Method is Different Manufacturer Standard: 1GB, 1000MB, 1MB = 1000KB PackageList: 1 x USB Flash Drive 2 x Chain Accessories