Home Security 85dB Warning Sensitive CO Gas Sensor Carbon Monoxide Poisoning Alarm System Sleep Study Swim Earbuds Model1:Screen Protector for iphone 6

Model1:Screen Protector for iphone 6 4

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Item Type:Chocolate Powder Shaker

Analog used for decorative ONLY

outdoor baseball cap: motorcycle cap

Home Security 85dB Warning Sensitive CO Gas Sensor Carbon Monoxide Poisoning Alarm System Sleep Study Swim Earbuds Model1:Screen Protector for iphone 6Sensitivity 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 3 0. 5KHZ Standby Current: <50A Alarm Current: <50mA Standby Mode: Green Led flashes once every 30 seconds Alarm Mode : Red Led quickly flashes 4 times with unit chirping every 5 seconds, then