Usb 20 stick memory size 8 gb backward compatible with usb 11 memory type flash memory dimensions 65 3 x 18 3 x 8 4 mm material plastic series silicon power luxmini manufacturers warranty lifelong preinstalled software portable outlook express trail weight 9 g additional information read and write speed may vary depending on the capacity compatible operating systems mac os 10 windows 2000 windows 7 windows vista windows xp fastener with cap