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

Amazon.com Price: 179.00 (as of 05/10/2022 06:16 PST- Details)

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Global Air Quality Indices: Choose from a growing list including US, Canada, Mexico, China, EU, UK, Australia, India, and South Korea.
Real Time Readings: See updates on your phone and computer every minute.