Octopus Rain/Steam Sensor Brick

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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 Expan sion 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. Applications: Simple rain detector Cheap steam level switch Touch sensor based on humidity Show more