Product: GZAIR Model 2 Indoor CO2 Meter, Temperature and Relative Humidity Carbon Dioxide Detector, Air Quality Monitor, NDIR Channel Sensor, Data Logger, 0~5000ppm Range
Brand: GZAIR
Color: Black
WHAT IS THE IMPORTANCE OF CO2 MONITOR? 
 CO2 is not an air pollutant, but it can still have a negative effect on us when levels are too high. 
 When levels rise, we tend to get sleepy and have trouble focusing, and some people even develop headaches. 
 For this reason, it is important for occupants to have CO2 monitor to stay at a healthy level. 

 MAIN FEATURE
 ❤ USB power supply, DC5V; 
 ❤3.5” TFT color display, 480*320 resolution
 ❤Capacitive touch
 ❤Dual Channel NDIR CO2 sensor
 ❤NDIR life time 15 years
 ❤7 days CO2 history data diagram
 ❤7 days temperature history data diagram
 ❤7 days humidity history data diagram 
 ❤With humidity sensor (+/- 3%)
 ❤With ambient light sensor 
 ❤CO2 high, low alert message reminder
 ❤Auto ON/OFF via ambient light
 ❤C/F temperature display 
 ❤Children touch-lock
 ❤Auto change daylight savings (DST) 
 ❤Multi language 
 ❤Night light option(Auto On/Off with ambient sensor) 
 ❤Auto backlight dim with ambient light sensor 

  Technical Specifications 
 Power Supply voltage：USB Supply, DC5V;
 Display：320x480 pixels color TFT - capacitive touch 
 Operating temperature：1° C- 85° C
 CO2 sensor type：Dual Channel NDIR
 CO2 accuracy：@22℃(72℉)±40ppm + Display*2%
 CO2 detective range：0-5000 ppm
 NDIR life time：15 Years
 Displayed temperature resolution：0.1°C
 CO2 High/Low alert settings interval：50 ppm
 CO2 High/Low alert settings range：400 – 4500 ppm
 Displayed CO2 resolution：1 ppm
 Standby power consumption：≤0.5 W
 Display dimensions ：76.5 X 52 mm(W/H)
 Dimensions (W/H/D)：96 * 86 * 32.5 (mm)
 Weight ：≤200 g
 Enclosure rating：IP 21
 Product material ：PC + ABS plastic

Dual-channel NDIR Sensor: Provide high accuracy and fast measurement response.
Data Logger & Export data: You can view up to 7 days of history reading. It allows you to change the tracking intervals to determine how often your device logs track points. And you can export data to a .txt file and save it on your PC.
Flexible Touch Screen: 3.5 inches large colorful TFT Capacitive Touch Screen, compact and elegant appearance.
PIN Code Access Feature: You can set up a screen lock to help secure your device.
Multiple Customization Options: You can customize the screen feature according to your preference, such as language, brightness, color, etc.

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