Carbon Monoxide and Natural Gas Detector,Vzmcov Plug in Type 2 in 1 Co and Gas Detector,Propane, Natural, Methane,& Explosive Gas Alarm,HD Screen & Indicator Gas Detector for Kitchen, Home(3Packs)

About this item Vzmcov Plug in-Gas and Carbon Monoxide Detector. This 2-in-1 gas detector contains a catalytic combustion sensor and an electrochemical sensor for sensitive sensing and high accuracy, Protects you and your family from deadly threats When flammable gas leaks or carbon monoxide exceeds the standard, this gas detector will alarm and voice reminding, allowing you to quickly determine and make the right choice. the LED screen will show the concentration.It can help reduce your worries about accidentally turning on your stove gas or having too much carbon monoxide Simply plug-in to a standard, 120V outlet in your home or use 9V rechargeable battery(not included).In the event of a power outage, the 9V rechargeable backup battery will automatically kick. In to continuously protect your home This machine can detect both carbon monoxide and combustible gases. Combustible Gas Detection Range:Methane, natural gas, coal gas, gas fuel, artificial gas, liquefied petroleum gas, liquefied natural gas etc. Each gas stove will have a protective device, please pay attention to whether natural gas overflows during testing. If it doesn #39;t overflow, of course the machine won #39;t alarm. Kind reminder: If you have any questions about the functionality of our product, please follow our description for testing.Or communicate with us in advance. Vzmcov gas detector has any quality problems, you can return or get a refund within 30days. 1 year warranty, if there is any technical problem with the product, , please contact with us by email, we will give you a well-done solution