1.   Break the beam and it shoots you.

2.   Drivers are flashed a warning if their vehicles break an infra-red beam projected across the road.

3.   Break the beam with a flat palm and generate one sound.

4.   If anything breaks the beam between the transmitter and sensor while the door is lowering, the door automatically rolls back up.

5.   The control box signals with a green light when the serve breaks the first beam.

6.   Anything that breaks the beam triggers a photo.

7.   Every time something breaks the beam, the camera clicks.