Gas Sensor-MQ2 flammable gas and smoke sensor   Product ID: 1176 The MQ-2 is a flammable gas and smoke sensor detects the concentrations of combustible gas in the air and outputs its reading as an analog voltage. The sensor can measure...
Humidity Sensor DHT11 Â Â Product ID: 1216 The DHT11 is a basic, digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and spits out a digital signal on the data pin (no...