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Archipe lago AGSO1DB is a MEMS VOC gas sensor with calibrated digital signal output. It uses special digital module acquisition technology and gas sensing technology to ensure that the product has high reliability and excellent long-term stability. This kind of MEMS gas sensor has the characteristics of low power consumption, high sensitivity, quick response, high reliability and stability, low cost and simple driving circuit.

wujiahui MQ-3: Used in motor vehicles and other no drunken drivers homework personnel on-site testing, also used in other places of ethanol vapor detection. MQ-4: Methane, natural gas has better detection sensitivity. MQ-5: Suitable for home or industrial on LPG, natural gas, coal gas monitoring devices. Excellent resistance to alcohol, smoke interference. MQ-6: Suitable for domestic or industrial on LPG (liquefied petroleum gas), butane, propane, LNG (liquefied natural gas) detection devices. Excellent resistance to ethanol vapor, smoke interference. MQ-7: For home, carbon monoxide detection device environment. Suitable for carbon monoxide and gas detection. MQ-8: Suitable for domestic or industrial hydrogen leak on a monitoring device. Are not subject to ethanol vapor, soot, carbon monoxide and other gases interference. MQ-9: For home or factory gas leak detection device, suitable for carbon monoxide, combustible gas MQ-135: For home, environmental harmful gas detection device, suitable for ammonia, aromatic compounds, sulfur, benzene vapor, smoke and other gases harmful gas detection, gas sensors tested concentration range: 10 to 1000ppm.

wujiahui This is just measuring the concentration of each gas, I don't quite understand what you mean by the item.