Mount across a path or doorway. When a person or object breaks the beam the loudspeaker will sound.
•Kit includes PCB, LDR, speaker and all components.
•12VDC power required.
Instructions sold separately or withing the Short Circuits book range,
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|Kit Form||Short Form (circuit only)|
|Kit Group||Short Circuit Series|
|Contains High Voltage Components|
|Application Field||Electronic eye|
|Volume Number||Volume 3|