Combination Gas & Carbon Monoxide Detector, Plug in Carbon Monoxide Alarm,Natural Gas Detector,Propane,Methane,4-in-1 Combustible Gas & CO Detector with Fahrenheit(°F) & Humidity for Home,RV,Apartment Brieofood Just add to water

Just add to water

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Combination Gas & Carbon Monoxide Detector, Plug in Carbon Monoxide Alarm,Natural Gas Detector,Propane,Methane,4-in-1 Combustible Gas & CO Detector with Fahrenheit(°F) & Humidity for Home,RV,Apartment Brieofood Just add to waterBrand: KOABBIT Features: 4 in 1 Upgraded Gas & Carbon Monoxide DetectorDesigned with a large digital display, it detects and displays temperature, humidity,natural gas and carbon monoxide levels in real time for your peace of mind 4 in 1 Upgraded SensorHighly Reliable, Sensitive and Accurate Sensor Combiantion Gas & Carbon Monoxide DetectorWhen the dangerous gas reaches the default value, the device will immediately display the dangerous gas