Sensors

SKU: EF-EF03085 | Brand: ElecFreaks

The HC-SR04 is a widely used ultrasonic distance sensor that provides non-contact measurement from 2 cm to 450 cm with up to 3 mm resolution. It uses a 40 kHz ultrasonic transducer pair — one transmitter and one recei...

SKU: DF-SEN0301 | Brand: DFRobot

This is an ultrasonic distance sensor(ULS) of high performance with an enclosed waterproof probe. The sensor, like many other ultrasonic sensors, based on the principle of ultrasonic echo ranging, determines the dista...

SKU: LB-LR0010 | Brand: Little Bird

Digital TempTemperature sensing module using an NTC thermistor. The output signal at ‘DO’ switches high when the preset (adjustable) temperature is reached. An analog output signal from the sensor is availab...

SKU: PR-PIM253 | Brand: Little Bird

Rainbow HAT is a feature-packed add-on board for the Raspberry Pi, loaded with sensors, inputs, displays, and LEDs. Use it as a weather station, clock, timer, mood light, or as a hands-on introduction to multiple Pi c...

SKU: AF-1374 | Brand: Adafruit

This breakout board is the simplest way to create a project with a single "momentary" capacitive touch sensor. No microcontroller is required here - just power with 1.8 to 5.5VDC and touch the pad to activate the sens...

SKU: LB-LR0018 | Brand: Little Bird

A compact reed switch module that closes its circuit when a magnetic field is present. Inside the glass envelope, a pair of ferromagnetic metal contacts come together when a magnet is brought close, and spring apart w...

SKU: LB-LR0157 | Brand: Little Bird

The Sharp GP2Y0A710K0F IR Range Sensor takes a continuous distance reading and reports the distance as an analog voltage with a distance range of 100cm to 550cm. The interface is 5-wire with power, ground and out...

SKU: DF-SEN0014 | Brand: DFRobot

The Sharp distance sensors are a popular choice for many projects that require accurate distance measurements. This IR sensor is more economical than sonar rangefinders, yet it provides much better performance than o...

SKU: DF-DFR0126 | Brand: DFRobot

This Audio Analyzer module features the MSGEQ7 graphic equalizer display filter.It will give your arduino ears. Sound is broken down into seven frequency bands and the peak level for each band can be read. The seven ...

SKU: AF-2738 | Brand: Adafruit

Control the same hardware as used in space...build your very own Astro Pi with the new Raspberry Pi Sense HAT! The Raspberry Pi Sense HAT is attached on top of the Raspberry Pi via the 40 GPIO pins to create an ‘As...

SKU: SF-SEN-09299 | Brand: SparkFun

The GP1A57HRJ00F is a slotted optical sensor (photo interrupter) with an infrared emitter on one upright and a shielded infrared detector on the other. When an object passes through the 10 mm gap between the uprights,...

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: 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: SF-SEN-13285 | Brand: SparkFun

This is a simple to use motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. If anything moves after that period, the ‘alarm’ pin will go low.This unit works great from 5...

SKU: SF-ROB-09454 | Brand: SparkFun

The SparkFun QRE1113 Line Sensor Breakout (Digital) is a compact IR reflectance sensor board that outputs a digital signal based on surface reflectivity. It uses a capacitor discharge circuit — the faster the 10 nF ca...

SKU: DF-SEN0648 | Brand: DFRobot

The TOFSense F2P is a professional-grade laser distance sensor using dTOF (Direct Time-of-Flight) technology. With 50m range, ±3cm accuracy, and 100Hz refresh rate, it's engineered for drones, traffic monitoring, indu...

SKU: SF-GPS-28929 | Brand: SparkFun

Achieve robust, centimetre-level RTK positioning in challenging RF environments with the SparkFun LG290P GNSS Flex pHAT. This all-in-one development board combines a versatile pHAT carrier with the powerful Quectel LG...

SKU: KI-5038 | Brand: Kitronik

The Kitronik Air Quality Control HAT for Raspberry Pi lets you monitor, log, and react to environmental data using the BME688 sensor. It measures temperature, pressure, humidity, air quality index, and eCO2, with an o...

SKU: DF-SEN0595 | Brand: DFRobot

##Introduction This formaldehyde gas sensor differs from most gas sensors on the market as it does not provide specific gas concentration data. Instead, it detects whether the surrounding environment exceeds or falls ...