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CO2 air quality detector
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Detection range: 400-5000ppm
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CO2 Max/Min display
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3 level traffic light color display: GOOD, NORMAL, POOR
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CO2 alarm function
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Indoor temperature and humidity with Max/Min
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Battery level display
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Unit Size: 79 x 79 x 38mm
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LCD VA: 37 x 33mm
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Battery: Built-in 850Ma 3.7V rechargeable battery
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1xUSB cable included
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