Usb 30 stick mini usb stick memory size 32 gb read speed 130 mbs other interface lightning backward compatible with usb 20 memory type flash memory material zinc alloy series transcend jetdrive certificatessafety fcc ce bsmi manufacturers warranty 2 years weight 5 g additional information read and write speed may vary depending on the capacity compatible operating systems windows xp windows vista windows 7 windows 8 windows 10 mac os 9 linux 2