Color; gold silver blue green Pink storage capacity:128GB Interface: USB 2.0 Environment Temperature: -40��C - +70��C Storage Temperature: -50��C - +80��C USB Service Voltage: 4.5V-5.5V Storage Lifetime: More than 10 years Use A-class chip， can be erased repeatedly for 100，0000 times Operating System: Win98/ME/2000/XP/ Vista/win7/win8 ， Mac OS 9.X/Linux2.4 or above USB connection，support Hot plug & Play. Easy to read and read in high speed ，No need drive/power supply only plug in.