Photo 1 of 3 Pack smoke and carbon monoxide detectors powered by batteries, with digital display, smoke and carbon dioxide dual alarm sensors, easy to install black 908-3-Pack

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Photo 1 of 3 Pack smoke and carbon monoxide detectors powered by batteries, with digital display, smoke and carbon dioxide dual alarm sensors, easy to install black 908-3-PackPhoto 2 of 3 Pack smoke and carbon monoxide detectors powered by batteries, with digital display, smoke and carbon dioxide dual alarm sensors, easy to install black 908-3-PackPhoto 3 of 3 Pack smoke and carbon monoxide detectors powered by batteries, with digital display, smoke and carbon dioxide dual alarm sensors, easy to install black 908-3-Pack