Features: 1.Larger in Memory: Comes with large memory capacity, the flash drive is more than enough to store and backup photo, video, music, file, etc. 2.High Speed USB 3.0: Thanks to the high speed USB 3.0 interface, is data storage U Disk enables a higher efficiency in data transmission. 3.Wide Compatibility: Suits for Windows and for OS X operating systems, just plug and play, no software is required, convenient to use. 4.Great Metal Casing: The durable metal casing can provide the storage stick secure protection against dust, water, heat, impact and more. 5.Convenient Carry: Designed to have a light weight and a compact size as well, the flash drive can be stored in your pocket for easy carry. specification:Item Type: Flash Drive Interface: USB 3.0 Material: Metal Compatibility: For Windows, for OS X. PackageList:1 x Flash Drive NoteAbout USB Capacity: Due to different calculation methods, the memory capacity of the USB flash drive may be less displayed on the PC. The larger the capacity, the greater the deviation. Storage Industry Calculation Method: 1GB=1000MB=1000 x 1000KB=1000 x 1000 x 1000B Operating System Calculation Method: 1GB=1024MB=1024 x 1024KB=1024 x 10024 x 1024B Therefore, the storage capacity of 1GB in the operating system is shown as: (1000 ^ 3)/(1024 ^ 3) 0.93GB 4GB=About 3.6GB ? 3.8GB 8GB=About 7.4GB ? 7.6GB 16GB=About 14GB ? 15GB 32GB=About 28GB ? 30GB 64GB=About 58GB ? 60GB 128GB=About 110GB ? 120GB