Kidde Hardwired Smoke Detector with 9-Volt Battery Backup (Included), Front-Load Battery Door, Test-Silence Button

Price: $136.99
(as of Feb 02, 2026 10:50:24 UTC – Details)


Ionization sensor technology senses invisible fire particles, associated with fast flaming fires
Smoke alarm operates on a 120V wired power source with a 9-Volt alkaline battery backup (included)
Front-loading battery door allows for easy change of the battery without removing the alarm from the mounting bracket
Test-Hush button makes it easy to test the smoke detector and silence false alarms that occur from cooking or shower steam
UL listed with a 10-Year limited manufacturer warranty on the alarm only (not a battery performance claim). Warranty begins when the alarm is powered on. If that date is unknown, it should be assumed that replacement is needed.