Description: USB connection, support Hot plug & play. No external power supply required Solid state storage, shock proof and electromagnetic proof A convenient data storage device, let you easily take your data back home, to your office,school or any other place. High capacity,no reason and no need to delete your valuable data Easy to weite and read in high speed. Specification: Max. read rate:18 MB Environment Temperature: -40 °C - +70 °C Storage Temperature: -25 °C - +85 °C Operating System: Win98/ME/2000/XP/ Vista/7 , Mac OS 9.X/Linux2.4 Material: Alloy Size: Approx.74x12x5mm Package Includes: 1x U Disk