Feature: 1. Provide 256GB of additional storage space for your mobile device. 2. The high speed flash drives are used to store photos, music, videos and other files. 3. USB flash drive for fast data transfer, support mobile phone OTG. 4. Suitable for WindowsOS XLinuxIOSAndroid and other systems. 5. Made of high quality aluminium alloy, professional manufacture, duarable and long lasting. Specification: Item Type: USB Flash Drive Material: Aluminum alloy Color: As Pictures Shown Weight: Approx. 27g1ozStorage: 256GB Interface: 1 x for IOS interface, 1 x USB, 1 x MicroUSB Support mobile OTG function Compatible System: for WindowsOS XLinuxIOSAndroid, etc. . Package List: 1 x USB Flash Drive