CO400 Carbon Monoxide Detector, Battery-Operated Alarm

The First Alert CO400 carbon monoxide alarm is designed to provide reliable and accurate detection of carbon monoxide, the leading cause of accidental poisoning deaths in America. Powered by a 9V replaceable battery, this alarm offers continuous monitoring even during power outages, giving you peace of mind.

The alarm features an advanced electrochemical sensor, the most accurate technology available, which can detect carbon monoxide levels no matter where the detector is placed in the room. The permanent sensor has a lifespan of up to 5 years, ensuring long-lasting protection for your family.

The test/silence button serves a dual purpose, allowing you to both silence the alarm and test its functionality. The unit continuously monitors carbon monoxide levels and will re-alarm if the levels persist, sounding a loud 85-decibel horn to alert you.

No installation is required, and the attractive design of the alarm allows it to be placed anywhere in your home. An optional wall mount is included, with no outlet needed. Additionally, an audible and visual low battery signal will let you know when it's time to replace the battery.

For added convenience, the alarm comes with a pull-down action chart that provides a handy guide on what to do if the alarm sounds. The First Alert CO400 is also backed by a 5-year limited warranty and is UL listed, ensuring it meets the highest safety standards.

Carbon monoxide is an invisible, odorless, and tasteless gas that can be deadly, and many people don't realize they are suffering from CO poisoning until it's too late. That's why a carbon monoxide alarm like the First Alert CO400 is an essential safety device for your home. By continuously monitoring CO levels and providing a clear warning when dangerous levels are detected, this alarm can help protect your family and give you the peace of mind you deserve.

Designed with ease of use and reliable performance in mind, the First Alert CO400 carbon monoxide alarm is the perfect choice for keeping your loved ones safe. With its advanced sensor technology, battery-powered operation, and user-friendly features, this alarm is a must-have for any home. Trust the most trusted brand in home safety, First Alert, to keep your family secure.

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