Sensors & Input

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-SEN-08880 | Brand: SparkFun

The MQ-3 is an alcohol gas sensor suitable for detecting alcohol concentration in the air, similar to a breathalyser. It provides an analog resistive output based on alcohol concentration, with high sensitivity and fa...

SKU: SF-WRL-14131 | Brand: SparkFun

This is your solution when you absolutely, positively need to get the most out of an antenna for your next RFID project. This ultra high-frequency (UHF) RFID Antenna boasts a frequency range of 860-960 MHz with a g...

SKU: DF-SEN0139 | Brand: DFRobot

This is a K type Thermocouple (Temperature sensor) which is very popular for 3D printers such as Ultimaker and Makerbot. You can hardly damage them or mishandle them. You just need an additional IC (Like an AD595) ...

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-08712 | Brand: SparkFun

This is a piezoresistive force sensor from Tekscan. The harder you press, the lower the sensor’s resistance. Pressing hard, the resistance changes from infinite to ~300k. The sensor itself is thin and flexible, but th...

SKU: SF-SEN-08681 | Brand: SparkFun

These are very thin variable potentiometers. By pressing down on various parts of the strip, the resistance linearly changes from 100Ohms to 10,000Ohms allowing the user to very accurately calculate the relative po...

SKU: DF-FIT0313 | Brand: DFRobot

NFC classic sticker (13.56MHz) is widely used in electronic locks or customer identification as well as other systems where a small and easy to carry tag is desired.The tag contains a NXP S50 chip and an antenna, ...

SKU: AF-2800 | Brand: Adafruit

A micro-sized NFC/RFID transponder built around the NXP NTAG203 chip operating at 13.56 MHz. Its tiny, flexible form factor makes it ideal for embedding into rings, wearables, keychains, and other compact devices wher...

SKU: TB-ZZ8978 | Brand: Little Bird

A blank 13.56MHz RFID/NFC card with 1KB of data storage, compatible with common RFID reader modules and many NFC-enabled Android phones. This standard credit-card-sized card operates at 13.56MHz and is ideal for acce...

SKU: SF-SEN-11828 | 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-20LA, a very simpl...

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: DF-SEN0147 | Brand: DFRobot

This time we reinvented the line-tracking sensor. Beyond recognizing two specific colors or output through digital or analog only, the Smart Gray Sensor has integrated both digital and analog output features. In ...

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-13835 | Brand: SparkFun

The SST Liquid Level Sensor provides single-point liquid detection via a TTL-compatible push/pull output. Its miniature optical design allows installation in tight spaces where traditional float switches won't fit. A...

SKU: AF-3070 | Brand: Adafruit

The Adafruit RFM69HCW Transceiver Radio Breakout @ 868/915 MHz is a breadboard-friendly packet radio module for adding long-range wireless communication to Arduino and other microcontroller projects. Based on the SX12...

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: PL-1133 | Brand: Pololu

This compact carrier board from Pololu makes it easy to integrate a Sharp GP2Y0D815Z0F, GP2Y0D810Z0F, or GP2Y0D805Z0F digital distance sensor into your project. It provides all the required external components, an on-...

SKU: DF-SEN0143 | Brand: DFRobot

This Infrared Proximity Sensor made by Sharp (model: GP2Y0A41SKOF) has an analog output which varies from 3.1V (4cm) to 0.3V (30cm) with a supply voltage between 4.5 and 5.5V DC. This sensor is great for sensing obje...

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...