First Alert® By BRK® 10 Year Carbon Monoxide Alarm With Backlit Digital Display
Built-In 10-Year Lithium Battery Offers Continuous Protection For The Life Of The Carbon Monoxide Detector, No Call Backs, No Battery Changes Required
Easy-To-Read Backlit Digital Display Shows Temperature And Co Concentration, Peak Level Feature Displays The Highest Concentration Of Carbon Monoxide Measured
A Loud 85-Decibel Alarm Sounds When Co Levels Reach Dangerous Levels
10-Year Limited Warranty
End Of Life Signal Provides Audible Notice When Unit Needs To Be Replaced
All First Alert Co Alarms Are Rigorously Tested To Meet Ul Standards
Peak Level Feature Retrieves And Records The Highest Concentration Of Carbon Monoxide
This Alarm Uses An Electrochemical Carbon Monoxide Sensor That Emits A Loud 85-Db Alarm If Carbon Monoxide Is Detected
