Smartwares Carbon Monoxide Detector Sensor - With Test Button - LED Indicators

EFFECTIVE PROTECTION AGAINST CARBON MONOXIDE (CO): this detector with a range of 20 to 40 m² has an electrochemical sensor in the air, even with small amounts (at least 30 ppm). 10 YEARS SENSOR: This detector has a lifespan of 10 years; an indicator (acoustic and visual) alerts you when it arrives at the end of life.

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