Gravity: HF Sensor - module with a hydrogen fluoride concentration sensor

A sensor that detects the concentration of sulfur dioxide. Equipped with a factory calibrated probe. It communicates via the I2C interface, UART or analog output. DFRobot SEN0470

The MQ-6 sensor allows the measurement of LPG, propane and isobutane. The measuring range of the sensor is in the range of 300 - 10.000 ppm, while the output receives an analog signal.

Digital sensor dedicated to measuring carbon dioxide (CO2), air temperature and relative humidity. High performance, fast response and excellent stability make it an ideal solution for a variety of applications such as greenhouses, cities, poultry farms and transport stations. Seeed Studio 101991029

I2C BME680 Environmental Sensor is a gas, pressure, temperature and humidity sensor in one MEMS housing. The module is supplied with 3.3-5V, for communication the I2C or SPI interface is used. DFRobot SEN0248

Module with an ambient oxygen concentration sensor. The system allows you to measure the oxygen volume in the range up to 25% with a resolution of 0.15%. The module communicates via the I2C interface. DFRobot SEN0322

Module with air quality sensor SGP30. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020512

The module with an alcohol sensor (MQ-3), allows you to measure the concentration of ethanol in the air. The module has an analogue output and an output triggered by exceeding the threshold of sensitivity.

Module with hydrogen sulphide sensor made in MEMS technology. It allows gas detection in the range of 0.5 to 50 ppm and has an analog output. DFRobot SEN0568

Air quality sensor module based on SGP30 system. The board has been equipped with Qwiic connectors. SparkFun SEN-16531

The MQ-8 sensor allows the measurement of hydrogen concentration in the air. The measuring range of the sensor is in the range of 100 - 10,000 ppm.

Module with SGP30 gas sensor. The sensor communicates via the I2C interface. SGP30 system contains several elements reacting to various metal oxides, which allows for more accurate determination of air quality. Adafruit 3709

Module with a VOC sensor (volatile organic compounds) made in MEMS technology. It allows gas detection in the range of 5 to 500 ppm and has an analog output. DFRobot SEN0566

Module with CO2, temperature and humidity sensor SCD-30. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 4867

The MQ-3 sensor allows you to measure the concentration of alcohol vapors. The measuring range of the sensor is in the range of 0.05 mg / L to 10mg / L, and an analogue signal is obtained at the output.

A sensor used to detect pollutants in the air by measuring gases such as hydrogen, ethanol and carbon monoxide. It is used in various areas, such as the food industry, chemical industry, air quality control in laboratories and environmental monitoring. Figaro TGS2600

A sensor that detects the oxygen concentration. Equipped with a factory calibrated probe. It communicates via the UART interface or the analog output. Seeed Studio 101020912