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Universal Security Instruments MCN400 Plug-In 2-in-1 CO and Natural Gas Smart Alarm with Battery Backup
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Thin Casing Tuya Smart Smoke Co Detector Humo Y Monoxido De Carbono WiFi - China Carbon Monoxide Alarm, Co Alarm Sensor | Made-in-China.com
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Kidde Carbon Monoxide Detector, AA Battery Powered CO Alarm with LEDs, Test-Reset Button, Low Battery Indicator, Portable - Carbon Monoxide Detectors - Amazon.com
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Kidde - Smoke & Carbon Monoxide (CO) Alarms; Alarm Type: Smoke; Power Source: Plug-In; Sensor Type: Electrochemical; Mount Type: Wall; Interconnectable: Non-Interconnectable; Decibel Rating (dB): 85.00; Maximum Decibel Rating: 85.0 dB; Batteries
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