* Full metal shell usb disk. * Super stable flash and technology. Specifications: 1) Using super stable flash and technology, accord with USB1.1/2.0 standard 2) No need driver and driver program(except for windows98) 3) Interface: USB port, plug and play, no need for external power 4) Hardware: PC or notebook with USB interface 5) O/S: Windows 98/SE, Windows ME, Windows 2000, Windows XP, Mac OS9.0 6) R/W speed: a) Reading: 1000KB/S b) Writing: 920KB/S 7) According to the standard of USB 1.1/ USB 2.0 8) Keeps with the data at least 10 years