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Go Direct® Air Quality Sensor

Product information "Go Direct® Air Quality Sensor"

Shipping in June 2026

The Go Direct Air Quality Sensor helps students investigate real‑world questions about the quality of the air we breathe with measurable evidence—right where they live and learn.

Designed for high school and college use, this durable sensor supports indoor and outdoor monitoring so students can track pollutants over time, analyze spatial patterns, and connect air quality to human and ecological health.

Make air quality tangible, local, and measurable for students. The Go Direct Air Quality Sensor transforms air quality from an abstract concept into measurable evidence in a classroom-ready form. It equips educators and students with the tools needed to investigate pollution scientifically, think systemically, and understand how environmental conditions directly affect human and ecological health—right where they live and learn. 

Includes 3 AP- and NGSS-Aligned Lessons

  • Using the Sensor: Learn different channels, remote data collection, and basic analysis. 
  • Indoor Air Quality Investigation: Analyze indoor air quality data and develop recommendations to improve it. 
  • Traffic and Outdoor Air Quality: Investigate how vehicle traffic affects air pollution. 

Extended Investigation Ideas 

  • Compare indoor and outdoor air quality. 
  • Monitor particulate matter near roads, parking lots, or green spaces. 
  • Analyze air quality changes during traffic peaks or daily weather shifts. 
  • Observe ozone trends on sunny vs. cloudy days. 
  • Investigate how different types of cooktops affect CO2 and PM levels. 

Measures Key Air Pollutants 

  • Particulate Matter (PM1, PM2.5, and PM10) 
  • Ground-Level Ozone (O3) 
  • Nitrogen Dioxide (NO2) 
  • Sulfur Dioxide (SO2) 
  • Carbon Dioxide (CO2) 
  • Volatile Organic Compound Index (VOC Index) 

Measures Environmental Conditions 

  • Temperature 
  • Relative Humidity 
  • Barometric and Station Pressure 

Key Features

  • Real-time air quality data collection via Bluetooth® wireless technology 
  • Remote data logging for long-term or remote investigations, no connection required 
  • Integrated Global Navigation Satellite System (GNSS) allows for geotagging 
  • Durable for indoor and outdoor use 

Remote Data Logging—Go Beyond Wireless Limits! 

This Go Direct sensor is capable of remote data logging! This feature allows sensors to store data directly to their internal memory—ideal for investigations that extend beyond typical connection ranges like long-term environmental monitoring or rocket launches. It works seamlessly with our award-winning Vernier Graphical Analysis® app so students can visualize their data and make key connections between abstract science concepts and real-world phenomena. Learn more about remote data logging. 

Rechargeable Battery—Ready When You Are 

The robust rechargeable battery offers long battery life and provides always-ready operation when using the sensor wirelessly. Monitor battery life directly from our award-winning Vernier Graphical Analysis® app, as well as LabQuest® 3. Should the battery run low, simply connect the sensor to the charging cable and keep on collecting—no interruptions or inconvenience to you or your students. 

Wireless or Wired—The Flexibility to Choose

Our Go Direct sensors connect directly to your mobile device, Chromebook™, or computer using our Vernier Graphical Analysis® app—no additional equipment or software purchases are necessary. Go Direct sensors can be used wired via USB or wirelessly via Bluetooth® wireless technology, allowing you to choose the best solution for your classroom or laboratory.

Go Direct Air Quality has the following channels 

  • PM1.0
  • PM2.5
  • PM10
  • CO2
  • NO2
  • SO2
  • O3
  • VOC Index
  • Temperature
  • Relative Humidity
  • Barometric Pressure
  • Station Pressure
  • Latitude
  • Longitude
  • Altitude

Specifications

  • PM Mass Concentration Specified Range: 0–1000 µg/m3
  • PM1 size range: 0.3–1µg
  • PM2.5 size range: 0.3–2.5µg
  • PM10 size range: 0.3–10µg

  • CO2 Range: 0–5,000 ppm
  • NO2 Range: 0-2000ppb 
  • SO2 Range: 0-2000ppb
  • O3 Range: 0-2000ppb
  • VOC Index: 1–500
  • Temperature Range: 10–40℃ (-10℃ min, 50℃ max short term)
  • Relative Humidity Range: 20–80% (10% min, 90% max short term)
  • Station Pressure Range: 260–1260hPa
  • Maximum sampling rate: 1 sample/s

Betriebsystem: Android, Chrome, Mac OSX, Win, iOS
Bildungsstufe: Diploma/High School, Diploma/ Vocational/ Uni, Middle years
DataLogger Schnittstellen: LabQuest
Fach: Biology, Science, Sport, Weather, chemistry
Fachbereich: Bewegung & Sport, Bildung für nachhaltige Entwicklung - BNE, Biologie, Chemie, Natur, Mensch, Gesellschaft - NMG, fächerübergreifend
Hersteller: Vernier
Remote Logging: Supported
Schnittstelle: BlueTooth, USB

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Accessory Items

Go Direct™ Light and Color Sensor
The Go Direct Light and Color Sensor is a powerful and versatile light sensor that measures light in the visible to ultraviolet electromagnetic spectrum. An RGB color sensor detects relative contributions of primary colors in light. It connects via Bluetooth® wireless technology or via USB to your device. Specifications Visible Light Sensor Wavelengths: 400–800 nm Range: 0 to 150,000 lux Maximum sampling rate: 1,000 samples/s UV Sensor Responsive to UVB wavelengths Maximum sampling rate: 1 Hz RGB Sensor Peak response: 615 nm peak (red); 525 nm peak (green); 465 nm peak (blue) Maximum sampling rate: 0.5 Hz What's included Go Direct Light and Color Sensor Micro USB Cable User Manual - GDX-LC

CHF 222.20*
Vernier Lanyard
The lanyard works as a LabQuest neck strap to prevent accidental drops while doing field studies. It can also be attached to a calculator cradle and used with a LabPro or CBL 2. User Manual - LQ-LAN

CHF 10.10*
Sensor Bracket for Go Direct®
This bracket fits most of our box-shaped Go Direct® sensors. Attach the bracket to our accessory rod or any tripod with a standard camera mount to hold a sensor still and stable for repetitive measurements. Specifications Threaded insert: ¼-20 (¼ inch diameter, 20 threads per inch) What's included 1 sensor bracket User Manual - GDX-MOUNT

CHF 12.20*
Tip
Vernier Graphical Analysis™ Pro School Site License
With Graphical Analysis Pro, students can visualize scientific data collected from Vernier sensors—boosting their understanding and engagement using rich, real–time graphs. This-easy-to-use-app works on operating systems commonly found in the classroom. Graphical Analysis Pro also includes crucial features that promote three-dimensional learning, critical thinking, student collaboration, asynchronous instruction, and deeper analysis of experiment phenomena. Review the comparison table below to see what Graphical Analysis Pro can add to your classroom.  Data Collection Collect experiment data from multiple sensors simultaneously using a multiple-channel interface, such as LabQuest Stream® or multiple Go Direct® sensors. Data Visualization Help your students visualize experiment data—and increase comprehension and retention—with richly detailed, customizable graphing.         Graphical Analysis Pro Remote EducationData Sharing Boost your students’ understanding of complex science concepts with real-time data sharing. Seeing experiment data collected right before their eyes helps students connect abstract ideas to the real world. Videos Synced with Data Customize instruction and learning using your experiment videos synced with data. Your students can even upload and share their own videos.   Sample Experiments Access dozens of experiment videos synced with real data to support both remote and in-person learning. These sample experiments help your students experience an experiment, even when lab equipment is unavailable. You can also use sample experiments for pre-labs and differentiation of instruction. Advanced Data Analysis Give your students more options for deeper analysis with user-defined curve fits and calculated columns. These features provide equation and expression customizations directly in the app for immediate analysis.

From CHF 14.50*
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