Kidde Hardwired Smoke & Carbon Monoxide Detector, 10-Year Battery Backup, Voice Alerts, Interconnectable LED Warning Light Indicators, 4 Pack

Experience the next level of fire safety with the Kidde Hardwired Smoke Detector, 10-Year Battery Backup, Interconnectable, LED Warning Light Indicators, 4 Pack, model 20SA10. This smoke detector has enhanced sensing technology that reduces false alarms often caused by cooking and sends fast alerts that help give your family more time to get out safely. Plus, it is interconnected so when one alarm sounds, they all do so you never miss an emergency (see user guide for compatibility with other Kidde models). In addition, the detector is self-testing and easy to install with the included twist-and-click mounting bracket. Meets requirements of 9th Edition UL 217, FCC, and CSFM. DETECTS SMOKE: Sounds a loud 85-decibel alarm when smoke is detected - 3 long beeps with red LED light flashing in time, repeating. 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. Comprehensively tested to meet the latest UL standards, meets UL 217 9th Edition & FCC standards. INTERCONNECT CAPABILITY: When one alarm sounds, they all sound, so you can get out faster. (Different models offer different interconnection options and requirements. 3 LED NOTIFICATIONS: LED lights indicate alarm status, green = normal operation, amber = operating error, red = smoke detected. TEST & HUSH BUTTON: Makes it easy to test the 5-inch smoke detector and silence false alarms, should they occur. If that date is unknown, it should be assumed that alarms should be replaced. (10-yr limited warranty on alarm, not a battery performance claim.)