Product Model: OKY3031

5V 12V New 1 Channel Relay Module with Photoresistor Sensor Light for Arduino

Product Description

  • 100% brand new and high quality.
  • Using the strength of the photoresistor sensor light, comes with a relay to control the load directly.
  • Distribution bit adjust sensitivity by adjusting potentiometer setting start relay threshold, when this dark threshold relay module, when lit this threshold, the relay switches off.

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