Taking a break

 We're taking a break moving shop and hope to be back soon. We will ship orders on 2018-07-25. 

This steam 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.

Warning: The connector is not waterproof, please be careful not to put the connector directly in water.


  • Simple rain detector
  • Cheap steam level switch
  • Touch sensor based on humidity


  • Power supply: 3.3v or 5v
  • Output voltage signal: 0~4.5v(@5v) or 0~3.0v(@3.3v)
  • Pin definition:
    • Analog output (Blue wire)
    • GND (Black wire)
    • Power (Red wire)
    • Size: 30x20x6mm

Parts List

  • Steam Sensor(1 unit)
  • Analog Sensor Cable(1 unit)

Steam Sensor

  • Brand: DFRobot
  • Product Code: DFR-SEN0121
  • Reward Points: 2
  • Availability: 3
  • £3.08

  • Ex Tax: £2.57
  • Price in reward points: 100

Immersible Water Pump

Immersible Water Pump


Immersible Water Pump is an immersible pump used to water your plants, make a fountain or waterfall, ...

Qty: 1