Kidde Hallway Smoke Alarm

The Kidde 10-year worry free smoke detector is easy to install and alerts your family in case a fire or smoke is detected in your home. Smoke alarms should be placed outside each sleeping area and on every level of the home. This alarm is powered by a 10-Year sealed-in, non-replaceable lithium ion battery. No hardwire installation required and no need to change the batteries over the 10-year life of the alarm. Simply replace the entire unit after 10 years. .(1)10-year lithium ion battery is sealed ensuring your alarm is always on(2)No hardwire installation required(3)Smart hush feature temporarily silences nuisance alarms(4)Alarm is equipped with test/reset button which tests the alarms circuitry and horn and resets memory after an alarm has sounded(5)Green LED light indicates that the alarm is working properly.