BRK Hard-Wired w/Battery Back-up Electrochemical Carbon Monoxide Detector

Protect your home from colorless, odorless and toxic gas with this First Alert AC hardwired carbon monoxide detector. An electrochemical sensor warns you and your family of the first sign of carbon monoxide, eliminating the risk of accidental poisoning. Two silence features mute low battery chirp for up to 8 hours or temporarily silence unwanted false alarms. Intelligent sensing technology™ reduces the number of nuisance alarms, so you won’t be bothered by beeping. A latching alarm indicator helps emergency responders identify which units were exposed to dangerous levels of carbon monoxide. Battery backup provides added safety during power outages for consistent protection against the threat of toxic gas.