D MODUN Gas Detector, Natural Gas/LPG/City Coal Gas Leak Detector, Plug-in Sensor Gas Monitor with Sound Alarm and LED Display, Methane Propane Butane Combustible Gas Alarm for Kitchen RV Garage-Black

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About This 【Keep safety】-- The gas detector is mainly used to detect natural gas (main components: methane), LPG (main components: propane, butane) and city coal gas (alkane, olefi n, aromatics). When the combustible gas leak exceeds the standard, the gas detector will emit a slow or accelerated or hurry, continuous 85dB sound alarm. It can't detect CO and CO₂ 【LED digital display and audible warning】-- The gas detector indicator displays 0 in normal conditions. If a flammable gas leak is detected, the numbers 1-9 and A can be showed on the screen. Alarm sounds and flashes red once the concentration above 3% LEL. The alarm will be in different alarm states based on the concentration of flammable gas 【Durability and energy saving】-- Standard US specification plug design, plug-and-play, no converter required, makes it extremely easy and practical to install. Fireproof ABS plastic, easy to clean. Uses Show more