The window handle contact is a magnetic contact that signals the opening state of a window and sends a message telegram.
When the window is opened, the built-in LED briefly lights up red and a radio telegram is sent for signaling.
When the window is closed, the LED briefly lights up green. The window handle contact has a battery control function.
It is suitable for standard window handles with a pin dimension of 7 mm, a screw diameter of 10 mm and a hole spacing of 43 mm.