The Kidde Sealed Lithium Battery Power Smoke Alarm I9010 in white offers a reliable solution for home safety. This innovative smoke alarm features an automatic activation system that ensures immediate readiness when attached to its mounting bracket, eliminating the need for pull-tabs or switches. The alarm chirps at the end of its life, signaling a replacement is necessary. To deactivate the unit and stop the chirping, users can easily use a screwdriver, making disposal safe and straightforward. The sealed, board-mounted battery powers the I9010 for its entire 10-year life without requiring any replacement batteries. This smoke alarm guarantees a quick and seamless installation while providing peace of mind for you and your family.