1) USB 1.1/2.0 compliant, hot plug & play without extra power supply 2) password protection and data encryption 1) USB 1.1/2.0 compliant, hot plug & play without extra power supply2) password protection and data encryption 3) Dual bootable function (HDD & ZIP)4)Color:blue,red, purrple,green 5) Storage life: >10 years USB Flash Disk (GF-U1) (usb flash drive/usb drive/usb disk)