This special combination transmitter combines the advantages of a window-magnet contact with the advantages of a glass break detector in a sensor. The window magnetic transmitter is mounted on the window frame, the glass breakage sensor at the end of the 5 7/8-inch (15 cm) cable is fastened to the window. As a result, the frame and the disc are simultaneously monitored in the best possible way with only one sensor to save space.
1 x Special Combined Door / Window Transmitter with Glass Break Detector (White)
1 x mini battery 12 V type 23A (more than 1/2 years)
1 x manual