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The SparkFun Sound Detector is a small and very easy to use audio sensing board with three different outputs. The Sound Detec…
Whether you're an agriculturalist, a professional meteorologist or a weather hobbyist, building your own weather station can …
This sealed digital temperature probe lets you precisely measure temperatures in wet environments with a simple 1-Wire interf…
The SparkFun CCS811/BME280 Environmental Combo Breakout takes care of all your atmospheric-quality sensing needs with the pop…
The SparkFun Qwiic TMP117 Breakout is a high precision temperature sensor equipped with an I2C interface.
The SparkFun BME280 Atmospheric Sensor Breakout is the easy way to measure barometric pressure, humidity, and temperature rea…
The CCS811 Air Quality Breakout is a digital gas sensor solution that senses a wide range of Total Volatile Organic Compounds…
The HMC6343 is a fully integrated high end electronic compass module that can compute and give you a heading direction that 
The SparkFun Lightning Detector adds lightning detection to your next weather station to make sure you are aware of any bad w…
This is the MS5803-14BA Pressure Sensor Breakout, a high resolution pressure sensor with both an I2C and SPI interface. This …
This tiny breakout board features the ADMP401 MEMS microphone. One of the key advantages to this breakout and microphone is t…
This is a breakout board for Honeywell's HIH-4030 humidity sensor. The HIH-4030 measures relative humidity (%RH) and delivers…
The SCD30 from Sensirion is a high quality NDIR based COâ‚‚ sensor capable of detecting 400 to 10000ppm with an accuracy of Â…
The SparkFun BME280 Atmospheric Sensor Breakout is an easy way to measure barometric pressure, humidity, and temperature read…
This small breakout board couples an Electret microphone (100Hz--10kHz) with a 60x mic preamplifier to amplify the sounds of …
The SparkFun Weather Shield is an easy-to-use Arduino shield that grants you access to barometric pressure, relative humidity…
The EasyVR 3 Plus Shield is a voice recognition shield for Arduino boards integrating an EasyVR module.
The SparkFun gator:environment utilizes the CCS811 and BME280 ICs to take care of all of your environmental readings of atmos…
The Si7021 is a low-cost, easy-to-use, highly accurate, digital humidity and temperature sensor. This sensor is ideal for env…
The SM-24 geophone element is designed to offer the highest performance in seismic exploration based upon field-proven I/O Se…
Life has its ups and downs, so why not measure them? The MPL3115A2 is a MEMS pressure sensor that provides Altitude data to w…
The TMP102 is an easy-to-use digital temperature sensor from Texas Instruments. The TMP102 breakout allows you to easily inco…
The SparkFun Sound Detector is a small and very easy-to-use audio sensing board with three different outputs. The Sound Detec…
The RHT03 (also known by DHT-22) is a low cost humidity and temperature sensor with a single wire digital interface. The sens…
The Sensirion Particulate Matter Sensor SPS30 is a compact, high quality, optical particle sensor that uses laser scattering …
The SparkFun MAX31855K Thermocouple Breakout is a simple 14-bit resolution, SPI-compatible, serial interface thermocouple dig…
The SparkFun MLX90393 Magnetometer Breakout is a 3-axis magnetic sensor, capable of sensing very small fields even under satu…
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…
This is the same temperature sensor that is included in our [SparkFun Inventor's Kit](http://www.sparkfun.com/products/12060)…
The Raspberry Shake is a highly accurate seismograph you can use in your home, office, and classroom.
This Thermocouple Connector is perfect for bridging the gap between Type-K thermocouples with standard connectors with a PCB.…
The SST Liquid Level Sensor provides single point liquid detection via a TTL compatible push/pull output. This optical liquid…
This is an evaluation board for the MLX90614 IR Thermometer. The sensor is connected to an ATmega328 running at 3.3V with a S…
This is the Magnetic Door Switch Set, a small reed switch assembly specifically designed to alert you when doors, drawers, or…
36" high temperature Type-K Thermocouple with glass braid insulation.
The MCP9700 is a small thermistor type temperature sensor. LilyPad is a wearable e-textile technology developed cooperatively…
Melexis' MLX90614ESF-BAA is an infrared thermometer designed for non-contact temperature sensing. An internal 17-bit ADC and …
The SparkFun gator:microphone is a micro:bit Accessory Board that integrates a microphone into SparkFun's gator:bit series of…
The gator:starter ProtoSnap has been designed to provide you with a staring point to go beyond the capabilities of the SparkF…
This is a small device called a [reed switch](http://en.wikipedia.org/wiki/Reed_switch). When the device is exposed to a magn…
The SparkFun Photon Weather Shield is an easy-to-use add-on board that grants you access to barometric pressure, relative hum…
The SparkFun ESP32 Thing Environment Sensor Shield provides sensors and hookups for monitoring environmental conditions.
The gator:control ProtoSnap provides you with a handful of different ways to interact with projects you create using only gat…
Small electret microphone. Useful in acoustic and audio applications.
This is a stainless steel, Type-K Thermocouple probe. A thermocouple works by taking two wires made of dissimilar metals, con…
This is the latest DS18B20 1-Wire digital temperature sensor from Maxim IC. Reports degrees C with 9 to 12-bit precision, -55…
The AH1815 is an integrated Hall-Effect non-latched sensor.
Now mounted on a breakout board, the MPL115A1 is a digital barometer that uses MEMs technology to give accurate pressure meas…
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