SELCOA&reg;256GB Bullet Flash Drive Usb 2.0 Flash Pen Drive Memory Silver(256gb) 1 pcs * 100% brand new 256 GB Support USB version 2.0 and 1.0 Small and exquisite design brings much convenience Easy to read and read in high speed ,No need drive/power supply only plug in. Compatible with Windows 7, Windows XP, Windows Vista, Mac OS 10+ and Linux; Hi-Speed USB 2.0 port required for high speed transfer