2 Pack Combination Gas & Carbon Monoxide Detectors - Plug in CO Al...

2 Pack Combination Gas & Carbon Monoxide Detectors - Plug in CO Alarm & Natural Gas Detector with Digital Display, CO Detector & Combustible Gas Detector for Home, Easy to Read

• Koabbit Combination Gas & Carbon Monoxide Detectors Plug and play, easy to install and easy to read.
• High Sensitivity Sensors The gas and carbon monoxide detector contains a catalytic combustion sensor and an electrochemical sensor, both of which are highly sensitive and accurate, allowing you to detect conditions in a timely manner.
• LCD Display & 85 High Volume Alarm When the combustible gas or carbon monoxide gas reaches a certain level, the gas detector will display the gas concentration value and sound an alarm, allowing you to quickly determine and make the right choice.
• 9V Battery Backup A 9V battery backup can be installed to avoid the hassle of power outages.
• Combustible Gas Detection Range LPG(Methane), natural gas, coal gas, gas fuel, artificial gas, liquefied petroleum gas, liquefied natural gas etc.
• Power Saving Design : the display will turn off automatically when no dangerous gas is detected.
• Tips:Package does not include 9V battery