About this item

• Vzmcov Plug in-Gas and Carbon Monoxide Detector. This 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:natural gas, coal gas, gas fuel, artificial gas, liquefied petroleum gas,methane,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’t overflow, of course the machine won’t alarm.
• Worry-Free After Service – We are willing to provide you with unconditional returns and exchanges within 90 days. If you have any questions, please contact us by email, we will try our best to help you solve the problem.