Smoke and Carbon Monoxide Detector 6 months Low power warning

Low power warning

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Setting range: Hour: 1-12hour or 0-23hour

EXTRA FEATURES:

Smoke and Carbon Monoxide Detector 6 months Low power warningSmoke and Carbon Monoxide Detector Keep your family safe with this Smoke and Carbon Monoxide Detector. It is very simple to use, keep your self and everyone around you safe! Product Description: Sensitivity Alarm Time: Within 60~90 minutes at 50ppm CO concentration; Within 10~40 minutes at 100ppm CO concentration; Within 3 minutes at 300ppm CO concentration LCD Displayer (optional): 4 digits LCD displayer Audibility: 85dB ( at 1m distance ), Frequency