Questions and Answers for Kidde Firex Smoke Detector, Hardwired with 9-Volt Battery Backup, Smoke Alarm, 6-Pack
Internet # 100655553
Model # 21005927
Store SKU # 1000498985
- Smoke alarm operates on a 120V wired powered source
- 9-Volt alkaline battery provides protection during power outages
- Interconnection capability, so when 1 alarm sounds, they all do