Sensors & Input

SKU: DF-SEN0232 | Brand: DFRobot

The Gravity Analog Sound Level Meter is an Arduino-compatible decibel meter that accurately measures environmental noise levels. It uses an instrumentation-grade circuit with a low-noise microphone for high-precision ...

SKU: AF-1782 | Brand: Adafruit

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 to +125°C range and precision of +0.0625°C. They work great with any ...

SKU: DF-SEN0097 | Brand: DFRobot

This is a BH1750 light intensity sensor breakout board with a 16 bit AD converter built-in which can directly output a digital signal, there is no need for complicated calculations. This is a more acurate and easier ...

SKU: DF-SEN0132 | Brand: DFRobot

INTRODUCTION This is an Arduino Carbon Monoxide Sensor. It uses MQ7 probe to detect Carbon Monoxide (CO) concentrations in the air from 20 to 2000ppm. The sensitivity ca...

SKU: DF-FIT0227 | Brand: DFRobot

The MQ7 is a simple-to-use Carbon Monoxide (CO) sensor suitable for detecting CO concentrations in the air. It offers a wide detection range from 20 to 2000 ppm, making it ideal for safety monitoring and air quality p...

SKU: DF-SEN0138-R | Brand: DFRobot

A miniature snap-action switch, also trademarked and frequently known as a micro switch, is an electric switch that is actuated by very little physical force.Micro switches are very widely used; among their appl...

SKU: SF-BOB-08891 | Brand: SparkFun

This breakout board provides a convenient PCB adapter for MQ-series gas sensors (MQ-3, MQ-4, MQ-6, MQ-7, and MQ-8). It converts the sensor's oversized, oddly-spaced pins into a standard breakout format that's easy to ...

SKU: SF-DEV-08777 | Brand: SparkFun

Detecting temperature changes has never been easier. The MCP9700 is a small thermistor type temperature sensor. This sensor will output 0.5V at 0 degrees C, 0.75V at 25 C, and 10mV per degree C. Doing an analog to dig...

SKU: SF-SEN-11827 | Brand: SparkFun

RFID (radio-frequency identification) is the wireless non-contact use of radio-frequency electromagnetic fields, for the purposes of identifying and tracking tags attached to objects. This is the ID-12LA, a very simpl...

SKU: SF-SEN-00242 | Brand: SparkFun

The Sharp GP2Y0A21YK is an infrared proximity sensor with an analogue voltage output that varies with distance — from 3.1 V at 10 cm to 0.4 V at 80 cm. It uses an IR emitter and position-sensitive detector to measure ...

SKU: SF-SEN-11574 | Brand: SparkFun

Heart rate data can be really useful whether you’re designing an exercise routine, studying your activity or anxiety levels or just want your shirt to blink with your heart beat. The problem is that heart rate can be ...

SKU: DF-SEN0168 | Brand: DFRobot

This Triple Axis Accelerometer with Bosch BMA220 is an ultra small triaxial, low-g acceleration sensor breakboard with SPI and I2C interface, aiming for low power consumer market applications. It allows measurem...

SKU: SF-SEN-13322 | Brand: SparkFun

The SparkFun Soil Moisture Sensor is a simple breakout for measuring the moisture in soil and similar materials. The soil moisture sensor is pretty straight forward to use. The two large exposed pads function as probe...

SKU: AF-334 | Brand: Adafruit

If you've got a resistive touch screen that you'd like to use, you'll need this breakout! It has a fine pitch (0.5mm) connector soldered onto it and it's broken out into the 4 resistive wires of the panel. A petite...

SKU: SF-SEN-13266 | Brand: SparkFun

The SparkFun MAX31855K Thermocouple Breakout is a simple 14-bit resolution, SPI-compatible, serial interface thermocouple digitizer that makes reading a wide range of temperatures possible. A thermocouple works by ...

SKU: AF-255 | Brand: Adafruit

THIS IS THE LATEST VERSION 2.1The ChronoDot RTC is an extremely accurate real time clock module, based on the DS3231 temperature compensated RTC (TCXO). It includes a CR1632 battery, which should last at least 8 years...

SKU: SF-SEN-11084 | Brand: SparkFun

Life has its ups and downs, so why not measure them? The MPL3115A2 is a MEMS pressure sensor that provides Altitude data to within 30cm (with oversampling enabled). The sensor outputs are digitized by a high reso...

SKU: AF-374 | Brand: Adafruit

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 onboard digital-to-analog converter. They work great with any microcontro...

SKU: AF-3246 | Brand: Adafruit

A neat little breakout board designed for mounting a PSP-style mini thumbstick to your project. The board features panel-mount friendly hole placement and dual-sided headers for mechanical stability when connected to ...

SKU: SF-SEN-13030 | Brand: SparkFun

The SparkFun RFID Reader Breakout converts the 2mm pin spacing of ID-series RFID readers to breadboard-friendly 0.1" headers. Compatible with the ID-3LA, ID-12LA, and ID-20LA readers, this board lets you solder the re...