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This breakout board makes it easy to use the tiny MMA8452Q accelerometer in your project. The MMA8452Q is a smart low-power, …
This is a small voltage and current sense PCB. DC current is determined by measuring a voltage drop across a pair of parallel…
The Teensy Prop Shield is meant for making interactive light and sound effects on small, handheld props and wearable costumes…
This is the SparkFun "Time-of-Flight" Range Finder, a sensor board for the VL6180 distance sensor. Unlike most distance senso…
Fingerprint scanners are awesome. Why use a key when you have one right at the tip of your finger? Unfortunately, they're usu…
This is a breakout board for Honeywell's HMC5883L, a 3-axis digital compass. Communication with the HMC5883L is simple and al…
This non-invasive current sensor (also known as a "split core current transformer") can be clamped around the supply line of …
Need to measure precise pH? This kit includes everything you need including buffer solutions for calibration, pH probe, and e…
Atlas Scientific is on a mission to make high-quality sensors for environmental monitoring available to everyday hackers and …
Life has its ups and downs, so why not measure them? The MPL3115A2 is a MEMS pressure sensor that provides Altitude data to w…
You talked, we listened, and we've revised our Geiger Counter board to address some of the most pressing concerns. This versi…
The SparkFun RFID USB Reader is a simple to use, USB to serial base unit for the ID-3LA, ID-12LA, and ID-20LA readers. Simply…
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 a glass, cylindrical RFID tag; it's very similar to those [implanted into pets](http://en.wikipedia.org/wiki/Pet_chip…
Infrared proximity sensor made by Sharp. Part # GP2Y0A02YK0F has an analog output that varies from 2.8V at 15cm to 0.4V at 15…
Are you a super spy trying to spot ninja assassins in the dark? Or maybe you're just trying to figure out who's been sneaking…
This is the SparkFun Vernier Interface Shield, a simple add-on to give your Arduino the capability to interface with Vernier …
This is a breakout board for the Bosch BMP180 high-precision, low-power digital barometer. The BMP180 offers a pressure measu…
This is a small force sensitive resistor. It has a 0.16" (4 mm) diameter active sensing area. This FSR from Interlink Electro…
Infrared proximity sensor made by Sharp. Part # GP2Y0A21YK has an analog output that varies from 3.1V at 10cm to 0.4V at 80cm…
Melexis' MLX90614ESF-BAA is an infrared thermometer designed for non-contact temperature sensing. An internal 17-bit ADC and …
Need to put your finger on the pulse of the Earth? Did I just blow your mind? A geophone works by translating ground movement…
This is the same temperature sensor that is included in our [SparkFun Inventor's Kit](http://www.sparkfun.com/products/12060)…
This is a [piezoresistive](http://www.google.com/url?sa=t&ct=res&cd=1&url=http%3A%2F%2Fen.wikipedia.org%2Fwiki%2FPiezoresisto…
This single disc load cell (sometimes called a strain gauge) can translate up to 50kg of pressure (force) into an electrical …
This is the fantastically easy to use sensor from [Maxbotix](http://www.maxbotix.com). We are extremely pleased with the size…
This is a breakout board for the incredibly small TMP102 digital temperature sensor. The TMP102 is a digital sensor (I2C a.k.…
This is a 10 pack of Biomedical Sensor Pads, disposable electrodes that can be used to measure EEG, ECG and EMG levels. these…
This is a breakout board for Freescale's MPR121QR2. The MPR121 is a capacitive touch sensor controller driven by an I2C inter…
Freescale’s MAG3110 is a small, low-power, digital 3-axis magnetometer. The device can be used in conjunction with a 3-axis…
Side-looking Infrared Emitters and IR Detectors. These simple devices operate at 940nm and work well for generic IR systems i…
The SparkFun MAX31855K Thermocouple Breakout is a simple 14-bit resolution, SPI-compatible, serial interface thermocouple dig…
Infrared proximity sensor made by Sharp. Part # GP2Y0A41SK0F has an analog output that varies from 3.1V at 4cm to 0.3V at 30c…
The SST Liquid Level Sensor provides single point liquid detection via a TTL compatible push/pull output. This optical liquid…
This is your simple three conductor sensor cable with electrode pad leads. These cables are 24" long and feature a 3.5mm audi…
We've been using and selling Analog Devices' ADXL accelerometers for a good while now, and now we've found another great part…
The Touch Board from [Bare Conductive](http://www.bareconductive.com/about/) is an easy-to-use Arduino@Heart board that gives…
Breakout board for the low power, single axis ADXL193 MEMS accelerometer. The ADXL193 is a high-g sensor with a full scale ra…
If you’ve had ideas for a project that depends on the ability to sense different spectrums of visible light and react based…
Basic breakout board for the TEMT6000 Ambient Light Sensor. Only what you need, nothing you don't. Sensor acts like a transis…
Piezo elements come in handy when you need to detect vibration or a knock. You can use these for tap or knock sensors pretty …
This is a breakout board for Honeywell's HIH-4030 humidity sensor. The HIH-4030 measures relative humidity (%RH) and delivers…
The LSM6DS3 is a accelerometer and gyroscope sensor with a giant 8kb FIFO buffer and embedded processing interrupt functions,…
This is a breakout board for the fully integrated Hall Effect based linear ACS712 current sensor. The sensor gives precise cu…
The ADXL337 is a small, thin, low power, complete 3-axis accelerometer with signal conditioned analog voltage outputs that me…
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