Sensors
Browse our extensive range of sensor modules and breakout boards, covering temperature, distance, motion, touch, liquid level, radar, infrared, and more. Whether you're building with Arduino, Raspberry Pi, or your own custom PCB, you'll find the right sensor for your project.
Popular with Australian makers, students, and engineers for robotics, home automation, environmental monitoring, and STEM education. Fast shipping Australia-wide from our local warehouse.
Ultrasonic Distance Sensor HC-SR04
SKU: LB-LR0230 | Brand: Little Bird
The HC-SR04 is a widely used ultrasonic distance sensor that measures distances from 2cm to 500cm (approximately 5 metres) with 1cm resolution. It works by emitting a 40kHz ultrasonic pulse, then measuring the time it...
Delivered by Thu 1 Oct
Soil Moisture Sensor
SKU: LB-LR0040 | Brand: Little Bird
This versatile soil moisture sensor is designed for easy integration with both Arduino and Raspberry Pi projects, making it a great choice for hobbyists and developers alike. It features both analog and adjustable ...
Delivered by Thu 1 Oct
Automatic pot plant watering kit
SKU: LB-LS0835 | Brand: Little Bird
Do you love your plants? Do you want the best for them? Or are you more like me and forget they are there until your mother is about to come over then rush round the house making sure they have been wat...
Delivered by Thu 1 Oct
12V Precision Temperature Controller with 3 digit display 10Amp Relay
SKU: LB-LR0214-16 | Brand: Little Bird
This compact 12V temperature controller features a 3-digit LED display for setting and monitoring temperature, along with a built-in 10A relay for switching heating or cooling loads. It uses an NTC thermistor probe (i...
Delivered by Thu 1 Oct
Waterproof DS18B20 Digital Temperature Sensor For Arduino
SKU: DF-DFR0198 | Brand: DFRobot
This is a waterproofed version of the DS18B20 Temperature sensor. Handy for when you need to measure something far away, or in wet conditions. While the sensor is good up to 125°C the cable is jacketed in PV...
Delivered by Thu 1 Oct
1-Wire Digital Temperature Sensor for Raspberry Pi - Assembled (1m)
SKU: LB-LR-DIGI-TEMP-1M-A | Brand: Little Bird
The Little Bird 1-Wire Digital Temperature Sensor for Raspberry Pi — a plug-and-play solution for environment sensing, data logging, and IoT applications. Simply plug it onto the Raspberry Pi GPIO header as shown — no...
Delivered by Thu 1 Oct
DHT22 module with cable
SKU: LB-LR0102 | Brand: Little Bird
The DHT22 (also known in Australia by RHT03) is a low cost humidity and temperature sensor with a single wire digital interface. The sensor comes pre-calibrated and in a breadboard compatible module form so you don...
Delivered by Thu 1 Oct
Copper Tape - Conductive Adhesive, 5mm (100ft)
SKU: LB-LR0327 | Brand: Little Bird
Need more? Copper tape has countless applications in electronics from creating low-profile traces for electrical components to RF-shielding and antenna-making. Copper tape is even used to join things together using...
Delivered by Thu 1 Oct
1-Wire Digital Temperature Sensor for Raspberry Pi - Assembled (3m)
SKU: LB-LR-DIGI-TEMP-3M-A | Brand: Little Bird
The Little Bird 1-Wire Digital Temperature Sensor for Raspberry Pi — a plug-and-play solution for environment sensing, data logging, and IoT applications. Simply plug it onto the Raspberry Pi GPIO header — no breadboa...
Delivered by Thu 1 Oct
LDR Photoresistor
SKU: LB-LR0282 | Brand: Little Bird
This Light Dependant Resistor (LDR) can be used to easily measure ambient light with your Arduino or other board with analog input. You will need to set this up as a voltage divider with a resistor of around 10KΩ. ...
Delivered by Thu 1 Oct
RFID Reader with Cards Kit- 13.56MHz
SKU: EC-CRF1356KIT | Brand: Elecrow
This RFID kit includes a 13.56M RF reader module, which use the RC522 IC, plus 2 S50 RFID cards to help you learn and add the 13.56 MHz RF transition to your project. The MF RC522 is a highly integrated transmission m...
Delivered by Thu 1 Oct
Gyroscope and accelerometer in one
SKU: LB-LR0044 | Brand: Little Bird
This compact MPU-6050 module combines a MEMS accelerometer and MEMS gyroscope in a single chip for detecting movement, tilt and rotation across the X, Y and Z axes.Each channel is captured with 16-bit analogue-to-digi...
Delivered by Thu 1 Oct
1-Wire Digital Temperature Sensor for Raspberry Pi - Unassembled (1m)
SKU: LB-LR-DIGI-TEMP-1M-UA | Brand: Little Bird
The Little Bird 1-Wire Digital Temperature Sensor for Raspberry Pi — a plug-and-play solution for environment sensing, data logging, and IoT applications. Simply plug it onto the Raspberry Pi GPIO header — no breadboa...
Delivered by Thu 1 Oct
IR Infrared Obstacle Avoidance Sensor Module
SKU: LB-LR0062 | Brand: Little Bird
This IR sensor can detect obstacles in front of it. When an object is detected the green indicator light on the board will light up. There is a low-level output signal on the OUT port.It has a detection range of...
Delivered by Thu 1 Oct
Adafruit 9-DOF Orientation IMU Fusion Breakout - BNO085 (BNO080) - STEMMA QT / Qwiic
SKU: AF-4754 | Brand: Adafruit
The BNO085 from Hillcrest Laboratories is a 9-DOF IMU with built-in sensor fusion — it combines accelerometer, gyroscope and magnetometer data on-chip and delivers ready-to-use orientation, motion detection and activi...
Delivered by Thu 1 Oct
IR Flame Sensor Module
SKU: LB-FLAME-LIGHT | Brand: Little Bird
This IR flame sensor module detects flames and infrared light sources in the 760–1,100 nm wavelength range. With a detection angle of approximately 60° and a test range of up to 80 cm (depending on flame size), it pro...
Delivered by Thu 1 Oct
940nm IR Infrared and Receiver LED
SKU: LB-LR0309-6 | Brand: Little Bird
A matched pair of 5mm infrared LEDs — one transmitter (clear) and one receiver (black) — operating at 940nm. Use them to build object sensors, colour sensors, line sensors, distance sensors, and custom wheel encoders....
Delivered by Thu 1 Oct
Prong Soil Moisture Sensor for BBC micro:bit
SKU: KI-5647 | Brand: Kitronik
The Prong Soil Moisture Sensor mounts directly onto a BBC micro:bit to monitor soil moisture levels. Two conductive tines are inserted into the soil — any moisture conducts an analogue voltage that the micro:bit reads...
Delivered by Thu 1 Oct
Temperature and Humidity Sensor Module DHT11
SKU: LB-LR0029 | Brand: Little Bird
DHT11 Temperature and Humidity sensor is as powerful as it used to be but easier to use. This DHT11 Arduino temperature and humidity sensor has a full range temperature compensation, low power consumption...
Delivered by Thu 1 Oct
Mini PIR Motion Sensor
SKU: LB-LS0869 | Brand: Little Bird
The AM312 sensor is a mini IR pyroelectric infrared PIR motion human body sensor that is easy to install and has low power consumption. Its digital signal processing and high sensitivity make it ideal for use in au...
Delivered by Thu 1 Oct
Compare your options
All buying guides
The Teacher's Guide to micro:bit Robots: Kits, Buggies, and Robotics Compared
Compare micro:bit-compatible robot kits, buggies, and robotics platforms by age range, assembly difficulty, sensors, and curriculum fit — for classrooms, clubs, and home learners across Australia.
49 products compared
Title The Maker's Guide to ADCs: Resolution, Speed, and Interface Compared
Compare analogue-to-digital converters by bit depth, sample rate, and bus (I²C vs SPI) to pick the right chip for your Arduino, Raspberry Pi, or microcontroller project.
16 products compared