Kidde SMACFEX Smoke Alarm, 120V Hardwired with Battery Backup

Kidde SMACFEX delivers peace of mind with cutting-edge smoke detection technology. This hardwired alarm features dual 120V power sources and 2 AA replaceable batteries, keeping your family protected even during power outages. The fast-alert system gives you crucial extra time to evacuate safely, while enhanced sensing reduces false alarms from cooking. Interconnected alarm capability means when one alarm detects smoke, all connected units sound instantly—ensuring no emergency goes unnoticed. Replace backup batteries every 6 months or when the low-battery chirp sounds. Trusted protection for your home when it matters most.