silently sits in your system tray until you lock your workstation. If now somebody removes the A/C power connection to steal your laptop, A.L.A.R.M. will play a loud alert from your Laptop speakers until power is back again or you have unlocked your workstation. Basic theft protection if you need to leave your laptop unattended for a short period of time. Any media files can be played, a brilliant alarm siren is included. Free!