Battery-Powered Smoke and Fire Detector - 2 pk

Help keep your home and family safe with these detectors. Featuring an ionization sensor for smoke detection with a loud 85 decibel alarm and convenient single test button. It doesn't require wiring to install and continues to monitor your home even if there's a power failure. Offering an easy-access side battery drawer allowing you to change the battery without removing the alarm from the ceiling. For complete protection, be sure to install one on each level of your home and in each bedroom.