Product Review
Kidde Worry Free Smoke Alarms protect your family for 10 years with a "sealed in" Lithium Ion Battery. 10 year Worry Free smoke alarms protect against tampering with a sealed in battery. 10 Year alarms provide an "End of Life" indicator at end of the product life alerting you to replace your smoke alarm. . 10 year sealed-in lithium battery . Cannot be disabled . 10 year life . Hardwired; interconnected . Model#: I12010SCO.