Davis Instruments AirLink Professional Air Quality Sensor for Indoor or Outdoor use. Provides Air Quality Index…

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Global Air Quality Indices: Make a choice from a growing list including US, Canada, Mexico, China, EU, UK, Australia, India, and South Korea.
Real Time Readings: See updates in your telephone and computer each minute.
Wi-Fi Attached: Easily connect AirLink for your Wi-Fi network to send data to the Davis Cloud.
Accurate: Measures particulates as small as 0.3 micrometers with an accuracy of +/-10 micrograms per cubic meter in concentrations.
Pair with a weather station: Use more than one AirLinks as stand-by myself sensors or easily merge along with your Davis weather station.