1) USB 1.1/2.0 compliant, hot plug & play 2) No external power is required, powered by USB directly 3) Compatible between different operating systems 4) Electronic storage device, no mechanical components, shake protection, electromagnetic wave protection 5) Write/delete protection switch 6) PC compatible, Mac compatible with USB port8 7)SUPPORT WINDOWS98/98SE/ME/2000/XP/MAS OS/ LINUX，AUTOMATIC 8)High reading and writing speed:980k/s and 802k/s 9)Keeps with the data at least 10 years