Kidde Hardwired Smoke Detector 10-Year Battery Backup 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). This alarm offers a modern 5-inch design ideal for all living spaces such as living rooms hallways kitchens & bedrooms. Comprehensively tested and designed to the latest UL standard for safety and reliability the 5-inch smoke alarm is powered by 120V AC wiring with a 10-year built-in lithium battery so you never have to change a battery for the life of the detector (not a battery performance claim). In addition the detector is self-testing and easy to install with the included