Carbon Monoxide Alarm, Home Wall Household Leakage Indoor Battery Powered Coal Gas CO Alarm

PROTECTION OF SAFETY: The CO detector alarm continuously monitors the CO level to ensure the safety of your family. ACCURATE DETECTION: The carbon monoxide detector uses advanced electrochemical sensors and accurate software control, which can immediately and accurately detect and issue warnings. BATTERY: 3pcs AA batteries are required, and you need to purchase additional batteries yourself. EASY TO USE: Just press a button. When dangerous levels of carbon monoxide are detected, the red LED will flash and give a loud alarm sound. INSTALLATION: Portable and easy to install without socket, and is not affected by power failure. It can be installed anywhere.