Sensors & Modules

SKU: EC-WRF31501R | Brand: Elecrow

A basic 315MHz RF link kit consisting of a transmitter and receiver module pair. Commonly used for simple wireless remote control, data transmission, and sensor communication between microcontrollers. Works well with ...

SKU: DF-SEN0308 | Brand: DFRobot

The Gravity Analogue Waterproof Capacitive Soil Moisture Sensor from DFRobot measures soil moisture using capacitive sensing rather than resistive probes, offering significantly better corrosion resistance and longer ...

SKU: LB-LS5540 | Brand: Little Bird

The MAX30102 is an integrated heart rate and pulse oximetry (SpO2) sensor module. It combines red and infrared LEDs, a photodetector, and low-noise analogue electronics in a single package, communicating over I²C. Ide...

SKU: LB-LR0030 | Brand: Little Bird

A simple analog Hall effect sensor module for detecting magnetic fields with Arduino. When a magnet is detected, the on-board LED turns on and the analog output changes proportionally to the field strength — making it...

SKU: WS-19979 | Brand: Waveshare

The 2-Channel RS232 Module for Raspberry Pi Pico converts UART signals to RS232 and vice versa using the SP3232EEN transceiver. It plugs directly onto the Pico via the onboard female pin header — no wiring required. ...

SKU: AF-5046 | Brand: Adafruit

The BME688 from Bosch delivers comprehensive environmental sensing in a single compact package. This precision sensor measures temperature, humidity, barometric pressure, and VOC gas levels, all accessible over I2C or...

SKU: DF-FIT0860 | Brand: DFRobot

This small portable USB isolator with USB2.0 compatibility provides complete isolation between devices.  Featuring a 12Mbps data transmission rate and 2500V isolation voltage, the industrial USB isolator can ...

SKU: LB-LR0045 | Brand: Little Bird

Easily add SD card read/write capabilities to your Arduino projects with this SD card interface module. Designed for simple integration, this module breaks out the standard SD card slot and allows your Arduino to rea...

SKU: LB-LR0298 | Brand: Little Bird

This stand alone DHT11 can read the temperature and humidity and send the information over a one wire, simplex serial bus. Arduino.cc provides a DHT11 library to aid in communicating with this module.**DHT11 Temper...

SKU: DF-DFR0229 | Brand: DFRobot

This is a Micro SD(TF) module from DFRobot. It is compatible with TF SD card (commonly used in Mobile Phone) which is the most tiny card in the market. SD module has various applications such as data logger, au...

SKU: LB-LR0001 | Brand: Little Bird

This convenient little module allows you to control both the X-axis and Y-axis using two 10k potentiometers.  Also featured is an additional pushbutton switch providing another optional input for your project....

SKU: LB-LS0538 | Brand: Little Bird

A cute little module that allows you to turn on and off the Red, Yellow and Green lights and 'control traffic'

SKU: AF-2652 | Brand: Adafruit

Measure indoor environmental conditions with Bosch’s BME280 sensor on an easy-to-use Adafruit breakout. It combines temperature, barometric pressure and humidity sensing in a compact board that suits weather stations,...

SKU: SF-SEN-11050 | Brand: SparkFun

This sealed digital temperature probe lets you precisely measure temperatures in wet environments with a simple 1-Wire interface. The DS18B20 provides 9 to 12-bit (configurable) temperature readings over a 1-Wire i...

SKU: LB-LS1773-12V | Brand: Little Bird

An 8-channel 12V relay module with USB-A interface for computer-based control. Uses the ULN2803 relay driver chip and genuine Songle relays for stable operation. Each relay is rated for 10A switching. Features both a...

SKU: LB-LR0024 | Brand: Little Bird

The rotary encoder is an electro-mechanical switch. Its output signal can be used to determine the direction that its knob is being rotated. Not only that, but it is also capable of continuous rotation, unlike a regul...

SKU: LB-LR0214-37 | Brand: Little Bird

Other Features: Voltage: 3V / 5V; Amplification factor: 330; Wavelength: 609nm; A product for Arduino.1 x   Pulse sensor Pulse Heart Rate Sensor Module  

SKU: SF-BOB-12009 | Brand: SparkFun

The SparkFun Bi-Directional Logic Level Converter safely translates signals between different voltage levels — stepping 5V down to 3.3V and 3.3V up to 5V on the same channel. It also works with 2.8V and 1.8V devices, ...

SKU: DF-DFR0251 | Brand: DFRobot

A relay is an electrically operated switch, which has a control system (also known as the input circuit) and the controlled system (also known as the output circuit), usually used in automatic control circuit. It i...

SKU: DF-KIT0021 | Brand: DFRobot

A waterproof DS18B20 digital temperature sensor kit with everything you need to connect to an Arduino. The stainless steel probe measures temperatures from -55°C to +125°C over a 1-Wire interface, requiring just one d...