The SMICO100-AC Interconnect Hardwire 2-in-1 Smoke & CO Alarm with Battery Backup utilizes First Alert's Precision Detection technology and meets new industry standards. Easily install and interconnect multiple alarms together to create an alarm system throughout your home.
Precision Detection technology helps reduce cooking nuisance alarms and provides early warning.
Interconnects with most First Alert and BRK alarms so when one sounds, all compatible alarms sound to provide an early warning
Battery backup provides continuous protection during power outages
Perfect mount bracket keeps the alarm secure over a wide rotation range for ideal alignment and easy installation
Latching Alarm Indicator visually identifies the unit that initiated the alarm or low battery warning
Test/Silence button allows for efficient testing and temporarily silences alarm for up to 8 hours