Description: Dual interface to USB Type-C and standard USB Type-A 3.0 ports. The Type-c interface requires Android 4.0 or higher system support, and requires the device to support OTG functionality. USB3.0 compatible system: Windows xp / Windows7 / Windows8 / Windows10 / Linux / Mac. Usually, the default FAT32 disk system used by the factory system is 4 GB. If you need to store single 4 GB files such as high-definition video, you are advised to reformat the U disk and set the EXFAT file system. Package Includes: 1 Piece USB Flash Drive Note: 1, when the U disk into the computer can not read the disk, you can confirm whether the computer problem, the operation steps are as follows: Double-click Computer - Right-click Properties - Open Device Manager - Universal Serial Bus Controller - check if the contents displayed in the pull-down menu are normal (normally yellow exclamation mark is displayed), if any, reinstall the USB driver 2, encountered problems during use, please contact customer service as soon as possible!