Here are some key features of "Lock My PC":

В· Quick and safe computer lock by a hot key, or mouse click
В· Windows 2000 and XP support (unlike our competitors we use keyboard driver to safely block Ctrl+Alt+Del and other key combinations)
В· Administrative area for users and password management by supervisor
В· Multi-user support
В· Multimonitor support
В· Autolock when computer is idle
В· Auto turnoff when computer is locked for a long time
В· Custom Lock Screens
В· Screen saving effect
В· Screen transparency - to use PC in presentation mode
В· Optionally password protection for program settings
В· Optionally locking for CD/DVD-ROM doors while computer is locked
В· Command line options
В· and many more