Hardwired Smoke Detector with 9-Volt Battery Backup and Wire-Free Interconnect
$51.52
Pay $26.52 after $25 OFF your total qualifying purchase upon opening a new card. 
Apply for a Home Depot Consumer Card- Smoke alarm requires hardwire installation
- All interconnected alarms will sound when one alarm goes off
- Alarm features wire-free interconnectivity via radio frequency
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Return this item within 90 days of purchase.
