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where the lighting changes to the next color with slow color transitions
indoor humidity
the device also measures indoor humidity
which can be decorated with your individual advertising
The sensor range of this device is 30 m
WT7215 co2 meter where the lighting changes toquartz watch _x000D_ Plastic TECHNICAL DATA Measurements: 30 cm _x000D_ Power supply: 1x AA Mignon LR06 (not included)
US$ 35.31
US$ 13.97
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US$ 48.00
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