First Alert BRK SC7010B Hardwire Photoelectric Smoke and Carbon Monoxide Alarm with Battery Backup
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<b>[Product Information]</b><br>
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<li>Hardwire combination smoke and carbon monoxide alarm with battery backup</li>
<li>Photoelectric smoke sensing technology & electrochemical CO sensing technology</li>
<li>Optipath 360 Technology - patented technology provides 360 degrees of direct access to the smoke sensor</li>
<li>7 year limited warranty and alarm includes 2 AA batteries</li>
<li>Tested to the highest industry standards, meets UL safety standards</li>
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