Kidde Intelligent Detector Alarm Battery Operated Combination Smoke and Carbon Monoxide Detector Alarm | Model KN-COSM-XTR-BA, sold by Amazon $24.88,
 

Kidde Intelligent Detector Alarm Battery Operated Combination Smoke and Carbon Monoxide Detector Alarm | Model KN-COSM-XTR-BA, sold by Amazon $24.88

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Kidde Intelligent Detector Alarm Battery Operated Combination Smoke & Carbon Monoxide Detector Alarm | Model KN-COSM-XTR-BA [amazon.com]

Voice Alarm
ionization smoke sensor + electro-chemical CO sensor
battery powered

camel x3 showed normal price $36
http://feeds.feedburner.com/~r/Slick...~4/ud3rvZmx-EQ

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