Environmental (temperature, humidity, air quality)

It’s not the heat but the humidity that gets you, at least that’s what they say. Really, both are important, what you need is a sensor that comb...

These DC powered heating pads are perfect for near-body heating applications. They get warm to the touch but not too hot. Simply apply 5VDC to the ...

The SparkFun MAX31855K Thermocouple Breakout is a simple 14-bit resolution, SPI-compatible, serial interface thermocouple digitizer that makes r...

This humidity and temperature sensor is Discontinued Now, We recommend LM35 Temperature Sensor For Arduino as a suitable replacement. The ...

Give your next sensor project a nose for gasses with the Adafruit MiCS-5524 Gas Sensor Breakout. This breakout makes it easy to use this nice senso...

The RC Air Mouse and Keyboard uses the latest 2.4GHz wireless technology with a sampling frequency up to 120Hz. Use it like a Wii remote to cont...

Here’s a replacement heating element for our hot-air rework stations. It’s compatible with Sunkko stations and our own branded rework station. The ...

Need to measure something damp? This epoxy-coated precision 1% 10K thermistor is an inexpensive way to measure temperature in weather or liquids. T...

These 1-wire digital temperature sensors are fairly precise (±0.5°C over much of the range) and can give up to 12 bits of precision from the onb...

This is a pre-wired and waterproofed version of the DS18B20 sensor. Handy for when you need to measure something far away, or in wet conditio...

The DHT22 is a basic, low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the sur...

The DHT11 is a basic, ultra low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the ...

The AM2302 is a wired version of the DHT22, in a large plastic body. It is a basic, low-cost digital temperature and humidity sensor. It uses a ...

This Soldering Station AT936b is temperature-controlled, consists of an electrical power supply, control circuitry with provision for user adjustm...

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 rel...

This is a simple-to-use hydrogen gas sensor, suitable for sensing hydrogen concentrations in the air. The MQ-8 can detect hydrogen gas concentratio...

This non-contact infrared thermometer makes it a breeze to take quick and accurate surface temperature readings without getting too close for comfo...

PM2.5 laser dust sensor is a digital universal particle concentration sensor, it can be used to obtain the number of suspended particulate matter ...

This is an evaluation board for the MLX90614 IR Thermometer. The sensor is connected to an ATmega328 running at 3.3V with a STK500 (Arduino) 8MHz b...

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

This is the Vernier Gas Pressure Sensor, an easy to operate tool that can be used to monitor pressure changes of a gaseous element. The range on th...

This is the Stainless Steel Temperature Probe, a tough little Vernier Sensor that can be used to measure the temperature of organic liquids and eve...

Put a temperature meter anywhere with this very handy display. This panel meter displays the temperature of the attached waterproof 1% thermistor i...

This pressure sensor from Freescale is a great low-cost sensing solution for precision measurement of barometric pressure and altitude. The MPL3...