Combination Natural Gas Detector & Carbon Monoxide Detector, 4-in-1 Carbon Monoxide Alarm,Fahrenheit(°F) & Humidity,Propane,Methane,Gas Detector Alarm & CO Detector for Home,RV,Apartment

【Upgrade Plug-in Combination Gas & Carbon Monoxide Detector】 Plug and play, simple to put in, 4-in-1 sensor, real-time monitoring display and alarm.
【Combination Gas & Carbon Monoxide Sensor】 Adopting catalytic combustion sensor and electrochemical sensor, real-time monitoring and displaying the concentration of combustible gas and carbon monoxide, with sharper and more accurate sense of smell.
【Temperature（°F） and Humidity Sensor】Real-time detection and display of temperature and humidity, assist you to know the surroundings in real time.
【85dB Alarm Sound】Combination gas and carbon monoxide detector will warn you right away when the flamable gas or carbon monoxide concentration reaches the default value.
【Upgraded Design Round Color Screen】Color display with bigger and clearer digital display.
【Application】Combination gas and carbon monoxide detector is acceptable for home, restaurant, apartment, place of business, hotel, petroleum plant, gas station, campervan, and so on.