Item Type: USB 3.0 U Disk <br>Material: Metal <br>Interface: USB3.0 <br>Compatible: For Windows, for OS X <br>Size: Approx. 6 x 17 x 67mm / 0.24 x 0.67 x 2.6in1、USB3.0 Interface: USB3.0 interface, high speed data transfer, read and write speed higher than USB2.0, plug and play, no need to install any software. <br>2、Compatible System: USB flash drive is compatible with for Windows, for OS X and other operating systems, just connect the storage unit to the USB port on your computer or other devices with USB ports to work properly. <br>3、Large Storage Space: USB flash drive for backing up photos, recording videos, listening to music, providing power points for presentations or projects, backing up public files, movies, music, pictures, software, data, etc. <br>4、Waterproof: The metal case defend your drive from damage. It provides protection from dust, water, temperature and shock. <br>5、Lightweight and Portable: Mini design, you can put the USB flash drive in your pocket or any small space and enjoy data transfer and sharing anytime, anywhere.About USB capacity. <br>Due to different calculation methods, the memory capacity of a usb flash drive may show less on a PC. The larger the capacity, the greater the deviation. <br>Storage industry area calculation method. <br>1GB=1000MB=1000x1000KB=1000x1000x1000B <br>Operating system calculation method. <br>1GB=1024MB=1024x1024KB=1024x10024x1024B <br>Therefore, the storage capacity of 1GB in the operating system is shown as: (1000^3)/(1024^3) ≈ 0.93GB <br>4GB=approx. 3.6GB to 3.8GB <br>8GB=approx. 7.4GB to 7.6GB <br>16GB=approx. 14GB to 15GB <br>32GB=approx. 28GB to 30GB <br>64GB=approx. 58GB to 60GB <br>128GB=approx. 110GB to 120GB1 x <br> <br>U&nbsp;Disk