Sensors & Modules
Explore a broad range of sensors and modules for electronics projects, from temperature and distance sensors to IMUs, relay modules, ADC breakouts, and liquid level sensors. Whether you're building a weather station, robotics project, or home automation system, you'll find the right component here.
Popular with Australian hobbyists, STEM educators, and professional makers, these modules work with Arduino, Raspberry Pi, and other common platforms. Fast shipping across Australia to get your project moving.
Water Sensor for Arduino
SKU: LB-LR0043 | Brand: Little Bird
A simple analogue water sensor that detects the presence and relative level of water on its surface. The sensor outputs a higher analogue value as more water covers the sensing traces, making it useful as a basic wate...
Delivered by Fri 12 Jun
Flame Sensor Module KY-026
SKU: LB-LR0007 | Brand: Little Bird
Flame Detection Sensor Module for use with Arduino Sensor for flame wavelengths between 760 nm to 1100 nm infrared is most sensitive60 degree detection sensor Two outputs mode: AO: analog output, real-time ou...
Delivered by Fri 12 Jun
Waterproof DS18B20 Temperature Probe 1M with XH2.54mm Connector
SKU: LB-LS4690 | Brand: Little Bird
Digital temperature sensor DS18B20, waterproof case. Working range from -55 to 125 degrees. Resolution 0.5 in range from -10 up to 85 degrees.
Delivered by Fri 12 Jun
CJMCU-226 INA226 Voltage Current Power Monitor Alarm Module 36V Bi-Directional I2C
SKU: LB-LS0221 | Brand: Little Bird
The CJMCU-226 INA226 is a powerful voltage, current, and power monitoring module designed for high precision in both high-side and low-side sensing applications. With its bi-directional current sensing capability and ...
Delivered by Fri 12 Jun
Arduino Infra-red obstacle sensor
SKU: LB-LR0006 | Brand: Little Bird
The infrared obstacle sensor is a compact IR proximity module designed for robotics and automation projects. It detects obstacles within a 2–40 cm range and outputs a TTL-level signal, making it easy to integrate with...
Delivered by Fri 12 Jun
Capacitive Touch Sensor for Arduino
SKU: LB-LR0214-47 | Brand: Little Bird
This is a touch sensor for Arduino. This sensor is a toggle output type: touch-on then touch-off. Onboard TTP223 touch capacitive touch sensor IC. With an on-board-level status indicator. Wor...
Delivered by Fri 12 Jun
Pico - 10DOF-IMU IC Test Board
SKU: WS-19358 | Brand: Waveshare
A 10-DOF IMU sensor expansion board designed for the Raspberry Pi Pico. Combines a 9-axis ICM20948 motion sensor (gyroscope, accelerometer, magnetometer) with an LPS22HB barometric pressure sensor, all communicating o...
Delivered by Fri 12 Jun
Gravity: Analog Waterproof Capacitive Soil Moisture Sensor
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 ...
Delivered by Fri 12 Jun
Gravity: Arduino pH Sensor / Meter Kit
SKU: DF-SEN0161 | Brand: DFRobot
You may check the latest version - Gravity: Analog pH Sensor/Meter Kit V2 to meet your requirements and Liquid Sensor Selection Guide to get better familiar with our liquid sensor series.Need to measure water quality...
Delivered by Tue 23 Jun
Gravity: Offline Language Learning Voice Recognition Sensor for Arduino / Raspberry Pi / Python / ESP32 - I2C & UART
SKU: DF-SEN0539-EN | Brand: DFRobot
What is voice recognition? Voice recognition is a computer technology that recognizes and converts speech signals into editable text or operational commands through analysis. It allows people to interact with...
Delivered by Tue 23 Jun
MLX90640 Thermal Camera Breakout - Standard (55°)
SKU: PR-PIM365 | Brand: Little Bird
A sophisticated, hackable, 32x24 pixel thermal camera breakout! Use it to monitor the temperature of your CPU or coffee pot, or to build your own heat-seeking night vision camera. Works with Raspberry Pi or Ardu...
Delivered by Fri 12 Jun
VL53L1X Time of Flight (ToF) Sensor Breakout
SKU: PR-PIM373 | Brand: Little Bird
The VL53L1X Time of Flight sensor breakout uses a low-power laser to measure distances with excellent accuracy and speed. With a detection range of 4 cm to 4 metres and up to 50 Hz sampling frequency, it's ideal for p...
Delivered by Fri 12 Jun
MAX30102 Heart Rate Sensor Module
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...
Delivered by Fri 12 Jun
Analog Hall Effect Sensor Module for Arduino
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...
Delivered by Fri 12 Jun
DHT22 Temperature and Humidity Sensor
SKU: DF-SEN0137 | Brand: DFRobot
DHT22 capacitive humidity sensing digital temperature and humidity module is one that contains the compound has been calibrated digital signal output of the temperature and humidity sensors. Application of a dedicate...
Delivered by Tue 23 Jun
Adafruit BME688 - Temperature, Humidity, Pressure and Gas Sensor
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...
Delivered by Fri 12 Jun
MQ-2 smoke sensor module
SKU: LB-24-MQ2 | Brand: Little Bird
This is the MQ-2 smoke sensor module. It is sensitive to flammable gases such as LPG, propane, and methane. Find our tutorial here It has four pins:AO: Analog OutputDO: Digital OutputGND: In electronics, we defi...
Delivered by Fri 12 Jun
DHT11 Temperature And Relative Humidity Sensor
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...
Delivered by Fri 12 Jun
Adafruit BME280 I2C or SPI Temperature Humidity Pressure Sensor
SKU: AF-2652 | Brand: Adafruit
The Adafruit BME280 Breakout is a precision environmental sensor from Bosch that measures temperature, barometric pressure, and humidity in a single package. With its excellent pressure accuracy, it also functions as ...
Delivered by Fri 12 Jun
Temperature Sensor - Waterproof (DS18B20)
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...
Delivered by Fri 12 Jun
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