About this item

The DFRobot Gravity I2C Oxygen Sensor is a high-precision gas sensor specifically designed to measure oxygen concentration in the air. Utilizing an electrochemical sensing principle, it delivers stable, reliable, and linear readings, making it ideal for applications in environmental monitoring, industrial safety, scientific research, and smart farming. This sensor supports I2C digital communication, allowing for seamless integration with popular microcontroller platforms like Arduino, Raspberry Pi, and ESP32. Thanks to the Gravity interface, it provides a plug-and-play experience with minimal wiring and fast setup, especially for rapid prototyping or educational projects. The sensor measures oxygen concentrations from 0% to 25% VOL with high accuracy and low power consumption. It comes factory calibrated, meaning users can start getting precise results out of the box without the need for manual calibration. With good temperature compensation and excellent stability over time, it ensures long-term reliability in demanding applications. Whether you're building a greenhouse monitoring system, an air quality station, or a laboratory experiment setup, the Gravity I2C Oxygen Sensor offers dependable performance in a compact and developer-friendly package.