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Carbon Monoxide Detectors, Temperature / Humidity / Air Quality / Smoke / CO Gas Monitor All in One Alarm for Home, Office, Car, Camping

SKU: GW40.0007

Q
I pan to buy one for my child's school life, is it available?
A
This carbon monoxide detector is portable design with a lanyard. It is convenient to hang it to a school backpack. It is perfect for school life, a safety air environment is so important to children. 
Q
What flying with this? Doesn’t it say it has a lithium battery?
A
Our detector is built-in 1000 mAh lithium battery. 
Q
My device is showong celcius. Anyone was able to change it to farenheit?
A
Yes believe holding the bottom right button will do 
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