Raindrop Sensor Module


The rain sensor module is an easy tool for rain detection. It can be used as a switch when raindrop falls through the raining board and also for measuring rainfall intensity.

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The module features, a rain board and the control board that is separate for more convenience, power indicator LED and an adjustable sensitivity though a potentiometer.


  • FR-04 high-quality double-sided materials on sensor,
  • King Size 5.0 * 4.0CM, and with the surface of the nickel plating treatment, against oxidative, conductivity, superior performance and longevity
  • Current around 15mA
  • Adjustable sensitivity
  • Operating voltage 3.3V – 5V DC
  • Output: Digital switching outputs (0 and 1) and Analog AO voltage output;
  • PCB Size: 3.2cm x 1.4cm
  • Wide voltage LM393 comparator