Environmental (temperature, humidity, air quality)

The Raspberry Pi Sense HAT is attached on top of the Raspberry Pi via the 40 GPIO pins. The Sense HAT has several integrated circuit based senso...

Fermion: MEMS Carbon Monoxide CO Gas Detection Sensor employs state-of-the-art micro electromechanical system (MEMS) technology, endowing the se...

The SparkFun ENS160 Indoor Air Quality Sensor is a digital multi-gas sensor solution with four sensor elements that can be used in a wide range of ...

The DHT20 is a nice but inexpensive temperature and humidity sensor from the same folks that brought us the DHT22.This little sensor looks an awful...

Sensirion Temperature/Humidity sensors are some of the finest & highest-accuracy devices you can get. And finally, we have some that have a tru...

This soft and flexible silicone tubing is designed to go with our simple air pumps. Great for making air-powered projects with our set of air pu...

If you do a lot of soldering indoors, a Carbon Filter is essential for absorbing that solder smoke and leaving your air smelling fresh. These me...

DEW Sensor HDS10 is a kind of positive characteristic switching-mode element and only sensitive to high-humidity, working under DC. Stable quality,...

BME280 is an environmental sensor that integrates onboard temperature sensor, humidity sensor and barometer. The sensor is of high precision, m...

For precision temperature sensing, nothing beats a Platinum RTD. Resistance temperature detectors (RTDs) are temperature sensors that contain...

Polyimide Tape (sometimes referred to by the brand name Kapton Tape) is an interesting addition to your toolbox! Polyimide Tape remains stable a...

This is an Arduino CO/Combustible Gas sensor. It uses MQ-9 to dectect Carbon Monoxide. The sensor can be used to detect different gases conta...

This is an Arduino Temperature Sensor based on LM35 temperature chip. A Temperature Sensor can be used to detect ambient air temperature.The LM35 c...

DFRobot's latest generation of digital DHT11 Temperature and Humidity sensor is as powerful as it used to be but easier to use.  This  DHT11 Arduin...

We stock a large number of Temperature/Humidity sensors, so you're probably wondering why another one? Well, this Adafruit HDC3021 Precision Temper...

It's half USB Key, half temperature-humidity sensor... it's the Adafruit SHT41 Trinkey. We wanted to make it super-easy to add one of our most popu...

The SEN55 environmental node is a straightforward, all-in-one sensor solution platform for the accurate measurement of various environmental parame...

This is a sensor that detects hydrogen sulfide concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated ...

BMP390 High Precision Barometric Pressure Sensor, Barometric Pressure / Altitude / Temperature Measuring BMP390 High Precision ...

Fermion: MEMS Smoke Gas Detection Sensor employs state-of-the-art microelectromechanical system (MEMS) technology, endowing the sensor with compact...

The ELECFREAKS Classroom Smart Air Purifier Kit includes components such as the IOT: bit expansion board, motor fan, and dust sensor. These comp...

Fermion: MEMS Odor Smell Gas Detection Sensor employs state-of-the-art microelectromechanical system (MEMS) technology, endowing the sensor with co...

Fermion: MEMS Formaldehyde HCHO Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sensor...

Fermion: MEMS Nitrogen Dioxide NO2 Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sen...