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SITERWELL Smoke Detector Carbon Monoxide Detector Combo with Voice Speaker, Dual Sensor Fire and CO Alarm
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SITERWELL 2.4G Smart Smoke Detector Carbon Monoxide Detector Combo with LCD Display, 2 in 1 WiFi Fire and CO Alarm Detector, Replaceable Battery, Conforms to UL 217 & UL 2034 Standards, 1 Pack - Amazon.com
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