Usb 20 stick memory size 8 gb backward compatible with usb 11 memory type flash memory dimensions 59 7 x 19 4 x 10 mm series silicon power ultima manufacturers warranty lifelong weight 9 g additional information read and write speed may vary depending on the capacity compatible operating systems windows 8 windows 7 windows vista windows xp windows 2000 mac os 10 linux 26 fastener with cap colours green rose integrated security pc lock