Environmental (temperature, humidity, air quality)

The Water Sensor is a small analogue sensor which can detect the amount of water there is on itself. The value will increase as the more water i...

This is the latest DS18B20 1-Wire digital temperature sensor from Maxim IC. Reports degrees C with 9 to 12-bit precision, -55C to 125C (+/-0.5C)...

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...

Wide range, low power temperature sensor outputs an analog voltage that is proportional to the ambient temperature. To use, connect pin 1 (left)...

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...

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

Melexis' MLX90614ESF-BAA is an infrared thermometer designed for non-contact temperature sensing. An internal 17-bit ADC and a powerful DSP contrib...

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

Octopus Analog Capacitive Soil Moisture Sensor is the soil moisture electric brick in our Octopus series, the basic design is from the Octopus elec...

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...

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

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

Fermion: MEMS Methane CH4 Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sensor with ...

Fermion: MEMS Hydrogen Sulfide H2S Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sen...

The Kitronik Air Quality Board provides a complete air monitoring and reporting solution for the BBC micro:bit. The wealth of onboard sensors and c...

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 ...

This I2C digital temperature & humidity sensor offers high accuracy of ±3.0RH% for humidity and ±0.5°C for temperature and features a user-prog...

Monitor your world with Enviro and Enviro + Air Quality for Raspberry Pi! There's a whole bunch of fancy environmental sensors on these boards, ...

The SparkFun BME688 Environmental Sensor is a breakout that combines a gas scanning sensor with temperature, humidity, and barometric pressure s...

This Gravity: ENS160 Air Quality Sensor, based on ScioSense's new ENS160 sensor chip, is specifically designed for indoor air quality monitoring an...

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

This Fermion: ENS160 Air Quality Sensor, based on ScioSense's new ENS160 sensor chip, is specifically designed for indoor air quality monitoring an...

PTC stands for “Positive Temperature Coefficient”. This thermostatic ceramic PTC heating element can be used to automatically maintain a constant t...