2025.4.2
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Airthings BLE

Integrates Airthings BLE sensorsSensors return information about a thing, for instance the level of water in a tank. [Learn more] into Home Assistant.

Airthings provide different devicesA device is a model representing a physical or logical unit that contains entities. for measuring the air quality. Initially focusing on radon gas sensors, each device provides a number of different sensors to monitor typical contaminants that’s presence contributes to bad air quality in the home.

Requires Airthings hardware and a compatible Bluetooth dongle.

Configuration

To add the Airthings BLE integration to your Home Assistant instance, use this My button:

Manual configuration steps

If the above My button doesn’t work, you can also perform the following steps manually:

  • Browse to your Home Assistant instance.

  • Go to Settings > Devices & Services.

  • In the bottom right corner, select the Add Integration button.

  • From the list, select Airthings BLE.

  • Follow the instructions on screen to complete the setup.

The Airthings BLE integration will automatically discover devices once the Bluetooth integration is enabled and functional. This will include the device name and its serial number.

There are two ways of retrieving the 10-digit serial number of a Wave device:

  1. At the back of the device, located under the magnetic backplate.
  2. Airthings app: Device settings -> Device info -> Serial Number

This integration uses the last 6 digits of the serial number.

Supported devices

  • Wave gen. 1
  • Wave Radon
  • Wave Mini
  • Wave Plus
  • Wave Enhance

Sensors

Sensor entities added to Home Assistant, depending on the device model:

  • Humidity
  • Illuminance
  • Pressure (relative depending on home elevation)
  • Radon 1-day and longterm average, as well as levels
  • Temperature
  • VOC
  • Co2
  • Battery