First Alert-Brk BraNDS SA521CN-3ST Wireless Ac & Dc Smoke Alarm
Product ID: 27542653
Frequently Bought Together
Description
- Easily expand an existing interconnected 120-volt ac system by replacing one alarm in the series with
- Add additional battery-operated first alert onelink enabled alarms to expand without wires.
- Alarm and low battery silence feature.
- Dimension - 8.75 x 7.05 x 10.5.
Common Questions
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