JKD815 TUYA Smart life WIFI Smart Gas Leakage Alarm with Free Mobile APP Connect For Combustible Gas（CH4 or CO）Live Monitoring Machine personal communication systems

JKD815 TUYA Smart life WIFI Smart Gas Leakage Alarm with Free Mobile APP Connect For Combustible Gas（CH4 or CO）Live Monitoring Machine personal communication systemsCombustible Gas is a general term for gaseous fuels, which are capable of burning and emitting heat for use by urban residents and industrial enterprises. Gas includes articial gas (commonly known as town gas), liqueed petroleum gas (LPG), natural gas and so on. Methane (CH4): the main component of natural gas. Methane is physiologically harmless to humans, but has an asphyxiating eect. when its concentration in the air reaches 10%, it can suocate

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