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The Go Direct® O₂ Gas Sensor measures gaseous oxygen concentration and air temperature. The sensor has a wide measurement range, ideal for studying human and cellular respiration. The sensor comes with a 250-mL Nalgene® bottle so you can run controlled experiments with small plants and animals. Rechargeable battery offers long battery life. Includes micro USB cable.

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Product Details
The Go Direct® O₂ Gas Sensor measures gaseous oxygen concentration and air temperature. The sensor has a wide measurement range, ideal for studying human and cellular respiration. The sensor comes with a 250-mL Nalgene® bottle so you can run controlled experiments with small plants and animals.

Use the Go Direct O₂ Gas Sensor in a variety of experiments:

• Test catalase activity under various conditions
• Measure oxygen consumption at rest and after exercise
• Measure the change in gas produced during photosynthesis
• Compare the rates of cell respiration in germinating and non-germinating peas

Product Features
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 the award-winning Vernier Graphical Analysis® Pro 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
The Go Direct® sensor connects directly to your mobile device and Chromebook™ or other computer using the Vernier Graphical Analysis® Pro app—no additional equipment or software purchases are necessary. The sensor also can be used wired via USB or wirelessly via Bluetooth® technology, allowing you to choose the solution best for your classroom or laboratory.

Specifications
Oxygen Sensor

• Cell type: Electrochemical cell
• Range: 0–100% (0–1,000 ppt) O₂
• Accuracy (at standard pressure 760 mm Hg): ±1% O₂
• Resolution: 0.01% O₂

• Type: Thermistor
• Accuracy: ±0.5° C
• Resolution: 0.1° C

• Sensor tube length: 38 mm
• Sensor tube diameter: 28 mm
• Total length: 155 mm

• Wireless: Bluetooth®
• Wired: USB

Note: Vernier products are designed for educational use. They are not designed nor are they recommended for any industrial, medical, or commercial process such as life support, patient diagnosis, control of a manufacturing process, or industrial testing of any kind.