DFRobot Steam Sensor

The 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. Can be connected to the Arduino IO Expansion shield directly; Power supply: 3.3v or 5v; Output voltage will increase when the humidity of the sensor surface goes up; Output voltage signal: 0 - 4.5v (@5v) or 0 - 3.0v (@3.3v); The Steam Sensor can be connected to the Arduino IO Expansion shield directly. The output voltage will increase when the hu...