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3-in-1 Multifunctional Air Quality Detector Temperature Humidity Monitor Indoor/Outdoor CO2 Monitor Tester with Data Log Trend Graph Buzz Alarm

3-in-1 Multifunctional Air Quality Detector Temperature Humidity Monitor Indoor/Outdoor CO2 Monitor Tester with Data Log Trend Graph Buzz Alarm

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This CO2 Detector features trend graph display and user programmable buzz alarm. It can monitor Carbon Dioxide (CO2) concentration as well as humidity level and temperature. Multifunctional and easy to use, widely used in schools, office buildings, greenhouses, factories, hotels, hospitals, any confined spaces or anywhere that high levels of carbon dioxide are generated.

Equipped with dual-channel temperature sensor and NDIR CO2 sensor, it monitors carbon dioxide, air temperature and humidity with digital display.
Sound a warning alarm when CO2 concentration exceeds limit range, which is programmable by users.
Display CO2 trend graph where time span is zoomable among minute/hour/day/week.
Air Quality is displayed in ppm with three colors of indicators: Red (poor), Yellow (normal), Green (good). 
Disigned with a PLANT mode, where a list a plant types is available, suitable for greenhouse farming.
Support manual calibration in fresh air, and altitude compensation function which allows users to update altitude data to improve accuracy of measurement.
With a bracket on the back, it can sit on desk and can also be installed on wall. 
Applications include monitoring air quality in schools, office buildings, greenhouses, factories, hotels, hospitals, etc.

Material: ABS
Color: White
Voltage: DC 5V
Power Interface: USB
Test Function: CO2, temperature & humidity
Temperature Unit: ℃/℉ (Selectable)
Item Size: 12 * 9.1 * 2.7cm / 4.72 * 3.58 * 1.06in
Item Weight: 142g / 5oz
Package Weight: 460g / 16.22oz
Package Size: 16.5 * 12 * 8cm / 6.49 * 4.72 * 3.14in

CO2 measurement
Measuring range: 0~5000 ppm
Accuracy: 0~3000 ppm:±50ppm or ±5% of reading (take max.value); >3000 ppm: ±7%
Resolution: 1ppm(0~1000ppm); 5ppm(1000~2000ppm); 10ppm(>2000ppm)
Temperature compensation: ±2% of reading/℃ or ±2ppm/℃ (take max.value)
Pressure compensation: 0.13% of reading per mmHg
Response time: 63% of change<2mins or 90% of change<4.6mins
Warm-up time: <30 seconds

Temperature measurement
Measuring range: 32℉~122℉ (0℃~50℃)
Resolution: 0.1°F (0.1°C)
Accuracy: ±1°F (0.5°C)
Response time: <20mins(63%)

Humidity measurement
Measuring range: 10%~95%
Accuracy: ±5%
Resolution: 1%(main display area); 0.1%(Max,Min display area)

Packing List:
1 * CO2 detector
1 * Charger 
2 * USB cable  
2 * Screws and wall plugs
1 * User Manual 


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