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and after it is processed by internal circuits and unique lenses
maximum 30 seconds reaction time
【Small Size 】 Only 1/4 part size of the most brand in the market
the air quality meter can monitor indoor or outdoor CO2 concentration
It is small and light to be carried around
Wolf Shield Carbon Monoxide Detector 10 Year Sealed Battery |Portable Alarm|EN50291:2018 |CO Digital Display (1-Free Standing Bracket White) Color_White and after it is processedEN 50291 1: 2018: when purchasing a CO alarm, ensure that it is compliant with the most recent update standard EN 50291 1: 2018, WOLF SHIELD CO Alarm is approved by TUV Rheinland according to EN 50291 1: 2018, and British Standard has accepted this as well. This CO Alarm will make you feel comfortable, secure, and confident. It will also protect you and your family and alert you if the CO level rises. SEALED IN 10 YEAR BATTERY LIFE: WOLF SHIELD Carbon