Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, and Kidde Adapter Bundle

• Alarm:2-IN-1 DETECTION- Alerts you to both smoke & carbon monoxide (CO) using a single, cost-effective device. Alarm: HARDWIRED & 10-YEAR BATTERY BACKUP- Operates on 120V AC wiring (installed in the ceiling). No battery changes for 10 years & saves up to $40 over the life of the detector. Alarm: ENHANCED SENSING TECHNOLOGY- Reduces false smoke alarms often caused by cooking. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition, UL 2034 4th Edition, & FCC standards. Alarm: INTERCONNECT CAPABILITY -When one alarm sounds, they all sound, so you can get out faster. (Different models offer different interconnection options and requirements. See User Guide for more info.) Adapter: Allows installation to an existing Kidde wiring harness Adapter: Install hardwired detectors quicker and easier Adapter: Allows a new Kidde detector to be interconnected with other Kidde smoke and combination detectors Adapter: Designed for use with interconnected hardwired alarms, see User Guide for compatibility