Kidde CodeOne Smoke Detector, Hardwired with 9V Battery Backup, 20SAR9V

Help protect your home and family with the Kidde CodeOne 20SAR9V Hardwired Smoke Detector with 9V Battery Backup. With over 25% faster smoke detection*, it helps ensure early hazard warning by sounding a loud 85-decibel alarm. This detector features green, amber, and red LED lights that clearly signal power and alarm status. Advanced sensing technology reduces nuisance alarms, while a Test/Hush button allows for quick checks and temporary silencing. The 5-inch universal mounting bracket streamlines installation, allowing for quick and simple replacement of existing alarms. For whole-home detection, its interconnect capability** allows multiple Kidde alarms to link together; when one detects danger, they all sound simultaneously. Powered by 120V AC power, the device includes a backup 9V battery to help ensure continuous operation during power outages. Ideal for homeowners and safety professionals, this ETL Listed detector meets UL 217 10th Edition and FCC standards. It is backed by a 10-year limited warranty*** from the date of purchase. *29% faster average smoke detection based on internal testing of smoldering wood fires for Kidde 9th Edition vs. leading competitor 8th Edition products. **Different models offer different interconnection options and requirements. Check the User Guide for more info. ***10-year limited warranty on alarm. Not a battery performance claim.