2-20Pack USB2.0 Flash Drive Data Storage Memory Stick 4G 8G 16G Thumb Drive Lot
(The data read speed: 8M-18M/S（USB2.0）. The data write speed: 3M-7M/S（USB2.0). Compatible Device: Windows 7,Windows 8,Windows 10,Windows XP,Windows Vista,Mac OS 9.0 all above,Hi-Speed USB 2.0 port required for high speed transfer.