Environmental (temperature, humidity, air quality)

The MCP9808 digital temperature sensor is one of the more accurate/precise we've ever seen, with a typical accuracy of ±0.25°C over the sensor's -4...

Humidity is the concentration of water vapor (water when it's a gas) in the air. Some places have more and make you feel soggy and hot like you're ...

The HTU31-D is the third generation of temperature-humidity sensors from TE - and a great follow-up to the popular HTU21-D sensor. Like the HTU21, ...

This sealed digital temperature probe lets you precisely measure temperatures in wet environments with a simple 1-Wire interface. The DS18B20 provi...

The SparkFun SGP40 Air Quality Sensor provides a measurement of the quality of the air in your room or house. The SGP40 is based on Sensirion's CMO...

Need to keep track of the airflow in your data center or around your servers? How about making sure your HVAC and air control systems are functioni...

As the most basic part of life, air is attracting more and more attention, for example, the most common PM2.5, PM1.0, PM10, etc. Keeping an eye on ...

This is a hydrogen and nitrogen oxide gas concentration sensor launched by DFRobot. The sensor uses MEMS technology to support gas concentration d...

Do you need to be able to sense CO2 concentrations of up to 100%? If so, the STC31 is the sensor for you! The Sensirion STC31 thermal conductivity ...

This SparkFun Qwiic Digital Temperature Sensor Breakout provides a combination of high temperature accuracy with excellent low power consumption us...

AGS02MA is a MEMS TVOC gas sensor with a calibrated digital signal output. It uses dedicated digital module acquisition technology and gas sensi...

The SGP40 Air Quality sensor adopts the new SGP40 digital VOC sensor chip launched by the well-known Sensirion. Based on the Sensirion’s CMOSens® t...

The SGP40 Air Quality sensor adopts the new SGP40 digital VOC sensor chip launched by the well-known Sensirion. Based on the Sensirion’s CMOSens® t...

Here is a jolly cute, palm-sized, Bluetooth-enabled sensor to monitor your room's temperature and humidity. Only 43mm x 43mm, we dig its small form...

This is an Arduino compatible alcohol sensor module from DFRobot with a 0-5ppm measuring range, supporting I2C and UART outputs. Aiming at fast and...

The SparkFun SGP40 Air Quality Sensor provides a measurement of the quality of the air in your room or house. The Sensirion metal oxide (MOx) senso...

Breathe easy - we finally have an I2C VOC/eCO2 sensor in the Adafruit shop! Add air quality monitoring to your project and with an Adafruit CCS811 ...

This is a high-precision temperature control module, it can not only show the temperature, but also according to the current temperature of the ...

Japan's Hokuriku resistive humidity sensor production as a Temperature & Humidity sensor.Application Idea Test and testing equipment; Automatic...

Cooling fans...They're everywhere, and they serve the important purpose of keeping things cool, generally electronics. One might rightfully think: ...

Living through this pandemic has made contactless temperature sensing a must! The Qwiic IR Thermometer utilizes the MLX90614 temperature sensor you...

The TMP117 Precision Temperature Sensor is an I2C temperature sensor that will help you easily add temperature measurement and adjustment to your p...

*sniff* *sniff*... do you smell that? No need to stick your nose into a carton of milk anymore, you can build a digital nose with the SGP40 Multi-P...

BME680 is a 4-in-1 multi-functional MEMS environmental sensor which integrates VOC (Volatile Organic Compounds) sensor, temperature sensor, humidit...