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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 long do the battery's last?
Answer Question
A
I don't know. I sure it depends on how much it is used. I have had mine over a year and working well.
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