Zum Selbermachen Infrarot Laser Einbrecher Alarm Modul Kit US A3GS
4,73 €
1 x DIY Infrared Laser Kit. Laser: 5mw. When no light hits the photosensitive resistor, the transistor turns on and the buzzer gets the power to start tweeting. When there is light on the photosensitive resistor, the transistor is turned off, the buzzer is powered off, stop tweet.
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