Kidde 10 Year Worry-Free Home Fire Safety Kit, Battery Powered Smoke Detector with Voice Alarm & CO Detector

This Kidde 10-Year Worry Free smoke detector and 10-Year Worry-Free Carbon Monoxide alarm are an essential basic. Easy to install and alerts your family when smoke is detected in your home or elevated amount of carbon monoxide are present. 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 battery. No hardwire installation required and no need to change the batteries over the 10-year life of the alarm. Simply replace the entire alarm after 10-years.