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4

0

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1

2

5.0

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1

2

5.0

Incomplete data

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0

0

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2

1

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0

0

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0

0

-1%

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0

0

-0.2%

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1

1

Hessway 3 in1 temperature humidity detector carbon dioxide control wifi co2 for control ventilation system

1

1

-2%

Incomplete data

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1

1

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0

-0.2%

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0

-3%

Incomplete data

Rs485&modbus ndir wifi tuya gas analyzer co2 sensor detector&control for air ventilation system fan switch

0

0

-0.7%

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0

-0.5%

Incomplete data

Tuya app wifi air quality monitor,infrared gas analyzer co2 sensor detector for home,office,shopping ,meeting room

1

1

-6%

Incomplete data

Ventilation system gas analyzer room sensor co2 regulator for wifi&modbus protocol temperature humidity monitor

0

0

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1

0

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0

0

-4%

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0

0

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0

0

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0

0

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4

Wifi and rs485 co2 monitoring controller, control co2 generator for greenhouse cultivation and fermentation

1

2

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Incomplete data

Co2 meter temperature and humidity detector portable multifunction air quality monitor tvoc formaldehyde hcho detector

1

1

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1

1

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0

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0

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0

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2

3

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1

2

5.0

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0

0

-1%

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0

0

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0

0

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0

0

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0

0

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Portable carbon dioxide tvoc detector air quality monitor tester rechargeable co2 meter 400-5000ppm colour screen

0

0

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-9%

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1

1

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0

0

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1

1

5.0

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Portable tvoc co2 meter digital temperature humidity sensor tester air quality monitor carbon dioxide formaldehyde detector

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0

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0

0

Portable co2 detector carbon dioxide tvoc value electricity quantity temperature humidity household air quality monitor co2 mete

0

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1

7