Octopus Rain/Steam Sensor Brick

ELECFreaksSKU: RB-Elf-51
Manufacturer #: EF04024

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Sale price ¥342

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  • Rain/Steam sensor
  • Supports Arduino IO expansion shield
  • Easy sensor to build electronics projects

The Octopus Rain/Steam Sensor Brick sensor can be connected to the Arduino IO Expansion shield directly. The output voltage will increase when the humidity of the sensor surface goes up. You can even use it as a touch panel.


  • Simple rain detector
  • Cheap steam level switch
  • Touch sensor based on humidity
  • 1x Octopus Rain/steam sensor
  • 1x Analog sensor cable
  • Size: 30mm x 20mm x 6mm
  • ZIP File

    • Power supply: 3.3v or 5v
    • Output voltage signal: 0~4.5v or 0~3.0v

    Pin definition:

    • Analog output(Yellow wire)
    • GND(Black wire)
    • Power(Red wire)

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