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Portable CO Detector (Carbon Monoxide Detector), Alarm Temp/Humidity Detector with Magnetic Back, Built-in 1000mAh Battery for Home/Travel/Outdoor

SKU: GW40.0008

Q
How? can I prove accuracy of its readings to my building manager who does not want to accept my CO value readings.
Answer Question
A
Call your local Fire Department, see if they have the $3000 tool they use, then, they will be HAPPY to check your tool, and your building, no charge!
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