First Alert SM210 Battery Combination Smoke & CO400 CO Alarm Value Pack – 5050096

Description

SM210 10-Year Sealed Battery Smoke Alarm with Slim Profile Design: Half the depth of a standard alarm, the SM210 10-Year Sealed Battery Smoke Detector with Slim Profile Design is equipped with superior features like First Alert’s Precision Detection advanced sensing technology and 10-year sealed battery to eliminate the need for battery replacements and low battery chirps for a decade. Help ensure the smoke alarm is working properly using the test/silence button and know when to replace the detector by the end-of-life warning. CO400 Battery-Operated Carbon Monoxide Alarm: Effortlessly install the CO400 Battery-Operated Carbon Monoxide Alarm throughout your home for reliable CO protection in minutes. Operation is simple. Test the CO detector using the single test/silence button. The low battery warning will notify you when it’s time to replace the alarm’s battery. Battery replacement is a quick process due to the front access battery door, and an end-of-life warning that will alert you when it’s time to replace the detector all together.