1.It can entirely lock the HD. Even be taken away and installed on other computer, the HD is unable to boot, low-format, FDISK and high-format
2.Let alone stealing the data in other ways, so the stolen HD is equal to a scrap iron.
3.HDD Lock is a USB Device based on BIOS, support any OS. Under OS it also can be used as 4.USB Storage Device with 1G storage space.