Aranet manufactures wireless environmental monitoring sensors, including the Aranet4 CO2 monitor, radon detectors, and industrial IoT ecosystems for indoor air quality.
Aranet is a leading brand of wireless environmental monitoring solutions developed by SAF Tehnika. Specializing in IoT sensors for both consumer and industrial applications, Aranet provides precise real-time data on indoor air quality, temperature, relative humidity, atmospheric pressure, and more.
Their flagship consumer device, the Aranet4, is a portable CO2 monitor featuring an energy-efficient e-ink display and Bluetooth connectivity. For professional use, the Aranet PRO product line offers a complete ecosystem with base stations capable of connecting up to 100 sensors over long distances. Aranet products are designed to be user-friendly, offering seamless integration with the Aranet Home app and Aranet Cloud for historical data analysis.
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Download the Aranet Home app, enable Bluetooth on your mobile device, tap 'Pair New Device', and enter the 6-digit PIN code displayed on the Aranet4 screen.
You can perform manual calibration by exposing the device to fresh outdoor air. Alternatively, enable automatic calibration, which requires the sensor to be exposed to fresh air (~420 ppm) for at least 8 hours once a month.
User manuals are available on the Aranet support website, within the Aranet Home app, or downloadable in PDF format from this page.
Green indicates good CO2 levels (below 1000 ppm), yellow indicates average levels (1000–1400 ppm), and red warns of unhealthy levels (above 1400 ppm).