Sensors & Input

SKU: SF-SEN-09196 | Brand: SparkFun

This basic piezo sensor from Measurement Specialties is often used for flex, touch, vibration and shock measurements. A small AC and large voltage (up to +/-90V) is created when the film moves back and forth. A simple...

SKU: SF-COM-09032 | Brand: SparkFun

This is a joystick very similar to the ‘analog’ joysticks on PS2 (PlayStation 2) controllers. Directional movements are simply two potentiometers - one for each axis. Pots are ~10k each. This joystick also has a se...

SKU: DF-SEN0116 | Brand: DFRobot

An AB two-phase optical encoder designed for the DFRobot 2WD MiniQ robot chassis. Uses two infrared reflective sensors to generate quadrature pulse waveforms with approximately 90° phase difference, allowing you to de...

SKU: DF-SEN0165 | Brand: DFRobot

In the ever-increasing need and awareness for health and safety, water has become a focus point for proper disinfection treatment as aftereffects of industrialization can become a danger for contamination of water...

SKU: SF-DEV-13116 | Brand: SparkFun

The SparkFun Spectrum Shield splits a stereo audio input into 7 frequency bands per channel using two MSGEQ7 graphic equaliser ICs. Read the amplitude of each band via your Arduino's ADC to create sound-reactive proje...

SKU: AF-519 | Brand: Adafruit

Measuring stretch forces isn't easy - unless you have some conductive rubber cord! This cord is 2mm diameter, and 1 meter long, made of carbon-black impregnated rubber. Usually this material is used for EMF gasketing,...

SKU: DF-FIT0373 | Brand: DFRobot

INTRODUCTION   Are you still looking for a UHF RFID tag for your UHF RFID reader? Try this one! This RFID tag Alien higgs3 chip accords with ISO 18000-6C,EPC Class1 Gen2 standard protocol.Besides, it contains ...

SKU: SF-BOB-12758 | Brand: SparkFun

The SparkFun Electret Microphone Breakout pairs a small electret microphone capsule with a 60× OPA344 op-amp preamplifier, making it easy to detect sound with a microcontroller's analogue-to-digital converter. Pick up...

SKU: SF-SEN-10289 | Brand: SparkFun

This AT407 basic tilt switch can easily be used to detect orientation. Inside the can is a ball that make contact with the pins when the case is upright. Tilt the case over and the balls don’t touch, thus not making a...

SKU: SF-SEN-10245 | Brand: SparkFun

A single-point load cell (strain gauge) rated for up to 50 kg. This is the same type of sensor found in digital bathroom scales. It outputs a small analogue voltage proportional to the applied force, which can be read...

SKU: AF-163 | Brand: Adafruit

A precision triple-axis accelerometer breakout featuring the Analog Devices ADXL335. With a ±3 g measurement range and analog outputs for X, Y, and Z axes, this sensor is ideal for tilt sensing, motion detection, and ...

SKU: AF-3245 | Brand: Adafruit

Thermocouples are best used for measuring temperatures that can go above 100°C. This is a bare wires stainless-steel tip probe which can measure air or surface temperatures. Most inexpensive thermocouples have a vi...

SKU: DF-SEN0038 | Brand: DFRobot

The Gravity:TT Motor Encoders Kit provides rotation tracking for TT motors, giving you accurate angular displacement data using a non-contact sensing method. Ideal for robotics projects where you need to measure wheel...

SKU: DF-DFR0054 | Brand: DFRobot

A 300° analog rotation potentiometer sensor with a Gravity interface for plug-and-play connection to Arduino and other microcontrollers. Rotate the knob to output a variable analog voltage — useful for position-depend...

SKU: DF-SEN0219 | Brand: DFRobot

The concentration of carbon dioxide (0.03% usuallly) is related to daily life. Recently, there's a study showing that the atmospheric CO2 content has reached 0.0385% (385 ppm) which is the highest value since 2.1 ...

SKU: DF-DFR0034 | Brand: DFRobot

This is a new Arduino compatible Analog Sound Sensor. Sound Sensor is typically used in detecting the loudness in ambient, the Arduino can collect its output signal and actuate accordingly. You may use it to make some...

SKU: DF-SEN0209 | Brand: DFRobot

This is an Arduino compatible piezo film vibration sensor. It is made up of flexible piezo film and converter board. The sensor is able to detect vibration, flexibility, impact and touch. The film is a flexible compo...

SKU: AF-2857 | Brand: Adafruit

The Adafruit Sensirion SHT31-D is a high-accuracy temperature and humidity sensor with a true I2C interface and PTFE filter for protection against dust and contaminants. Part of Sensirion's third-generation SHT sensor...

SKU: LB-LS4968 | Brand: Little Bird

MQ-2 Gas Sensor - Smoke & Flammable Gas Detector The MQ-2 is a reliable, easy-to-use gas sensor that’s ideal for detecting flammable gases like LPG, methane, propane, and even smoke. At its core is tin dioxide (SnO₂...

SKU: WS-26244 | Brand: Waveshare

An RS485-controlled industrial I/O module with 8 isolated digital inputs and 8 open-drain digital outputs, communicating via the Modbus RTU protocol. Multiple protection layers — power isolation, magnetic isolation, T...