Kidde Worry-Free AC/DC Smoke Alarm 21010407

Equip your home with this long-lasting smoke alarm by Kidde. The 10-year sealed battery backup within the alarm eliminates the need for routine replacement. You can conveniently silence the chirping sound from the alarm by pushing the Hush button. It can be silenced for 3 days at a time for a full 30 days, giving you the freedom to replace the alarm on your time. Additionally, it can be interconnected with up to 24 other Kidde devices in total to run on the same line of power. With 18 of those being initiating devices (heat, CO, etc.) and the remaining 6 being strobe lights or relay modules, you’ll find huge savings on your next energy bill.