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Network ports
5MP Resolution
giving you the best bang for your buck
High-Resistance Touch Detection
00 oz-in (4
MQ-4 Natural Gas sensor (303) Filaments Network portsMQ 4 Natural Gas sensor The MQ 4 gas sensor is a device that is used to detect the presence of methane gas in the air. It is often used in applications such as natural gas leak detection, indoor air quality monitoring, and the oil and gas industry. The MQ 4 sensor is a type of metal oxide semiconductor (MOS) gas sensor. It works by measuring the conductivity of the air, which changes when the sensor is exposed to methane gas. The sensor has a high
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