First Alert BRK 7010B Hardwire Smoke Alarm with Photoelectric Sensor and Battery Backup, Only $9.51
120-volt hardwire smoke alarm with photoelectric sensor and battery backup
Features convenient 9 volt battery backup, silence/test button, dust cover, 85-decibel alarm
Inter-connectable with BRK and First Alert hardwired smoke and carbon monoxide alarms
Intuitive latching alarm indicator identifies which unit triggered alarm
Backed by 10-year limited warranty and tested to meet UL 217 standards
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