The Window Alert is a motion sensor with built-in alarm  The window glass doesn't need to be broken in order for the alarm to go off.  All that's needed is any movement of the window, even a small one, for the alarm to trigger. 

The 95 dB alarm makes a very effective form of protection for your windows.  A battery is included.  Mounting tape is also included for easy installation. 

                       Price:  $9.95

Product SKU: M80202