Usb 30 stick file sharing stick memory size 32 gb read speed 150 mbs write speed 30 mbs other interface lightning backward compatible with usb 20 memory type flash memory special features dustproof waterproof shockproof certificatessafety fcc ce vcci rohs manufacturers warranty 2 years weight 36 g additional information read and write speed may vary depending on the capacity compatible operating systems windows xp windows vista windows 7 windo