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Model EL-IOT-CO2

Wireless Cloud-connected CO₂ and Air Quality Data Logger

  • Includes an EL-IOT-CO2 WiFi data logger, a wall mounting bracket
  • Monitor air quality
  • Measures Carbon Dioxide (CO₂), Temperature and Humidity
  • Your data, any time, anywhere. Records and uploads temperature data to the EasyLog Cloud
  • Access live temperature data via any Internet Browser or the EasyLog Cloud App
  • Set up alarm options for each parameters– email alerts, beeper alarms and/or LED flash alerts
  • Readings are recorded even if the WiFi signal is lost
  • Quantity Discount
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EL-IOT-1 Temperature Data Logger
This data logger has 0.1 degree of resolution.This data logger has a single channel.This data logger measures temperature.This data logger measures temperatures from -20 to +60°C (-4 to +140 °F).This data logger can record one sample every 10 seconds.
This data logger works with a wifi connection.This data logger records data to the cloud.Get same day shipping when you order this data logger before 3PM ETThis data acquisition system has a 30-day Money back guaranteeUse coupon code EL10USB for 10% off your Lascar data logger purchase.


This wireless CO2 and Air Quality data logger is the perfect device for monitoring and recording air quality and CO2 levels at home, at work, in schools and in a whole range of other applications including horticulture, Facilities Management, Veterinary and Animal Welfare, Housing and Business Premises, Museums and Exhibitions.

Measuring carbon dioxide, temperature and humidity, the EL-IOT-CO2 continuously records these parameters, providing you with current, minimum and maximum readings in the bright and clear display for at a glance indication of the air quality. 

Set your own high and low alarms for each parameter,  when your limits are reached, instant notification of critical changes can be sent to you via email and/or SMS.

The EL-IOT-CO2 is powered via USB power supply and can also use AA batteries for short-term backup if the power supply is interrupted.  



EasyLog Cloud

Configuration Software

Cloud-based device management software and iOS and Android App for Lascar EL-Mote, EL-Wifi, El-IoT, and EL-WEM Data Loggers.

Lascar EasyLog Software


Measurement Range (CO2): 0 to 40,000ppm
Accuracy 400 to 2,000 ppm: ±(50 ppm +5% of reading)
Resolution (CO2): 1ppm
Auto-Calibration (CO2): Yes
Temperature Measurement Range: -20 to +60°C (-4 to 140°F)
Accuracy (T): ±0.3°C (±0.54°F) typical
Resolution (T)): 0.1°
Units (T): °C or °F
Relative Humidity Measurement Range: 0 to 100%RH
Accuracy (RH): ±2% typical
Resolution (RH): 0.1%
Dew Point Accuracy: 1.5°C typical (40 to 100%RH)
Data Logging Rate: 10 seconds to 12 hours (user selectable)
Transmission Interval: 1 minute to 24 hours (user selectable)
Dimensions: 97 x 87 x 33mm
Operating Temperature Battery Power: -18 to +55°C (0 to +131°F)
Operating Temperature USB Power: -20 to +60°C (-4 to +140°F)