Environmental (temperature, humidity, air quality)

Breathe easy with the SGP30 Multi-Pixel Gas Sensor, a fully integrated MOX gas sensor. This is a very fine air quality sensor from the sensor exper...

We’ve all seen toys and things that change color when you run them under warm water or heat them up in the sun. Some of us were especially mes...

This combo board is the first of its kind to provide a variety of environmental data including barometric pressure, humidity, temperature, TVOCs...

This is a simple breakout board for the SHT15 humidity sensor from Sensirion. The SHT15 digital humidity and temperature sensor is fully calibrated...

Breathe easy, knowing that you can track and sense the quality of the air around you with the PM2.5 Air Quality Sensor with Breadboard Adapte...

The Temperature Cubelet contains a tiny thermometer (actually, a thermistor) that detects temperature. It’s calibrated to output a 0 in freezing co...

This is a simple breakout board for the SHT15 humidity sensor from Sensirion. The SHT15 digital humidity and temperature sensor is fully calibrated...

This hot-air rework station is great for professionals and hobbyists in need of tight temperature tolerances and large air flows. This unit disp...

Thermocouples are very sensitive, requiring a good amplifier with a cold-compensation reference. So far we've carried the very nice MAX31855 whi...

This cyber-tronic looking sensor hides a secret behind it's glimmering eye. Unlike most temperature sensors, this sensor measures infrared light bo...

This cyber-tronic looking sensor hides a secret behind its glimmering eye. Unlike most temperature sensors, this sensor measures infrared light bou...

Thermocouples are very sensitive, requiring a good amplifier with a cold-compensation reference. We have a couple digital thermocouple amplifier...

This I2C 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 -40°C...

If you've ever made a mistake when surface-mount soldering, you'll know how much of a pain it can be to fix it without the right tools. It can add ...

Sparkfun’s carrier board for the HIH-4030 relative humidity (%RH) sensor from Honeywell outputs an analog voltage that varies nearly linearly with ...

This semiconductor gas sensor detects the presence of methane (CNG) gas at concentrations from 300 ppm to 10,000 ppm, a range suitable for detectin...

This SHT20 I2C temperature & humidity sensor is equipped with waterproof probe. It comes with the 4C CMOSens® SHT20 temperature & humid...

The TNm infrared thermometer module is is a long distance thermometer specially designed for a high sensitivity, high accuracy,low noise and low p...

It's summer and you're sweating and your hair's all frizzy and all you really want to know is why the weatherman said this morning that today's ...

Measuring air quality includes the necessity to determine the amount of dust or particulate matter (PM) in the air. Dust is not so bad but reall...

INTRODUCTION This is an Arduino Propane Gas Sensor. It uses MQ6 probe to detect iso-butane, propane and liquefied pe...

INTRODUCTION This is an Arduino Carbon Monoxide Sensor. It uses MQ7 probe to detect Carbon Monoxide (CO) concentrati...

This is an Arduino LPG gas sensor. It has MQ5 probe which is very sensitive with LPG, natural gas , town gas. It is less sensitive with alcoh...