First Alert SC9120B Combination Carbon Monoxide & Smoke Alarm AC Power

First Alert Sc9120b Red Light. First Alert SC9120B Smoke and Carbon Monoxide Alarm with Battery - On Initiating Alarm(s) - Red LED(s) flashes (flash) rapidly - On All Other Alarms - Red LED is Off After an Alarm (latching): It includes a 9-volt battery for continued function in the event of a power outage, and it features a test/silence button, tamper-resistant locking brackets, and a universal.

(Behind the Cover) Alarm Horn: 85dB audible alarm. The First Alert BRK SC9120B Hardwired Combination Smoke and Carbon Monoxide Alarm uses an electrochemical CO sensing technology and Ionization sensor for smoke detection

First Alert SC9120B Smoke and Carbon Monoxide Alarm with Battery

All First Alert® and BRK® Smoke Alarms conform to regulatory requirements, including UL217 and are designed to detect particles of combustion Ionization technology is generally more sensitive than photoelectric technology at detecting small particles, which tend to be produced Find more information about your First Alert or BRK product, including manuals, tutorials, and more.

BRK First Alert SC9120B SMOKE & CARBON MONOXIDE ALARM & BATTERY BACKUP. If you are installing the Alarm for use by others, you must leave this manual — or a copy of it — with the end user Find more information about your First Alert or BRK product, including manuals, tutorials, and more.

First Alert SC9120B Smoke and Carbon Monoxide Alarm with Battery. The activation of the red light indicator on a First Alert smoke alarm can signal various issues, and understanding these common causes is essential for maintaining a safe and functional alarm system It includes a 9-volt battery for continued function in the event of a power outage, and it features a test/silence button, tamper-resistant locking brackets, and a universal.