USB flash drive is a small device used to store information, that is, USB flash disk. USB is the abbreviation of universal serial bus in English, and its Chinese abbreviation is "through serial line". It is an external bus standard, which is used to standardize the connection and communication between computer and external equipment.
The USB flash drive is inserted into the USB port of the computer, and then the information can be copied back and forth, making the sharing and transmission of information easy. USB flash memory has become the mainstream product in the mobile storage market. Compared with the traditional mobile storage product floppy disk, it has large capacity, small volume, light weight and easy to carry. （usbShanCunQuDongQiShiShenMe）