Carbon Monoxide Detector with LED Digital Display, Portable Carbon Monoxide Alarms for Home, CO Alarm with UL2034, Replaceable Batteries (Batteries NOT Included),1 Pack - Shenzhen Cordier Electronics Limited, CDR-816

• The carbon monoxide detector adopts advanced electrochemical sensor, which can accurately detect the carbon monoxide level and respond quickly, saving your life at the first time when an emergency occurs. To ensure full protection, make sure you have one on every floor and every bedroom of your home. The MIni CO detector is also portable, making it suitable for travel. It can be taken on trips abroad, to hotels, boats, airbnbs, motels, RVs, and cruises, providing peace of mind wherever you go. Simple to use with just a test/reset button, when dangerous levels of carbon monoxide are detected, the red LED light will flash and a loud alarm mode will sound - 85 decibel loud alarm with LED light flash. Powered by 3 *1.5V AAA batteries (not included),easy to install, Mini size making it portable,It is not affected by power failures and can be installed most place of home,Office. Alarm Standard: The alert time depend the level of carbon monoxide concentration. When the alarm detects that CO concentration exceeds 50ppm , alarm within 60-90 minutes. 100ppm, alarm within 10 to 40 minutes. 300ppm, alarm within 3 minutes. (Note: When you test the detector, please do not use gas blow the hole directly.) Package Contents: 1 X mini carbon monoxide detector, 2 X expansion screws, 2 X anchor plugs, 1 X double-sided glue, 1 X user manual. Rest assured that all CO alarms undergo rigorous testing to meet UL standards. We promise and guarantee customer service by providing a response to any questions, concerns, and inquiries within 24 hours., Manufacturer: Shenzhen Cordier Electronics Limited