CO2 detector with LCD display

Be alerted immediately if there is an abnormal change in the air in your home., - Battery: DC 5V1A Micro-USB connection- Battery capacity: 2000mAh

Belimo 22G15-5B3, CO2 Sensor

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Free STL file CO2-Detector - Arduino/ESP/Display and Sensor 🔧・Model to download and 3D print・Cults

CPSC Warns Consumers to Immediately Stop Using HECOPRO Digital Display Carbon Monoxide Detectors Due to Failure to Alert Consumers to Deadly Carbon Monoxide; Sold on .com

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First Alert Plug-in Carbon Monoxide Detector With Digital Display And Battery Backup : Target

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Ledronco Carbon Monoxide Detector,CO Alarm Detector with Digital Display and Sound Alarm for Home 2pcs