Sensors & Modules

SKU: LB-LR0005 | Brand: Little Bird

The Line Trace Sensor Module uses an infrared emitter/detector pair to measure the reflectivity of a surface below it. When the reflectivity exceeds an adjustable threshold, the output goes low — making it ideal for b...

SKU: EF-EF04055 | Brand: ElecFreaks

OCTOPUS PIR Sensor module is a type of electronic building block based on AM412 pyroelectric digital smart sensor. It can be used in sensing and detection of human or animal motion, sensing distance is about 4-5 me...

SKU: AF-158 | Brand: Adafruit

Hall effect sensors detect whether a magnet is near. Useful for non-contact/waterproof type switches, position sensors, rotary/shaft encoders. I tried dozens of different hall effect sensors to see which one wou...

SKU: AF-189 | Brand: Adafruit

PIR sensors are used to detect motion from pets/humanoids from about 20 feet away (possibly works on zombies, not guaranteed). This one has an adjustable delay before firing (approx 2-4 seconds), adjustable sensiti...

SKU: AF-419 | Brand: Adafruit

Punch in your secret key into this numeric matrix keypad. This keypad has 12 buttons, arranged in a telephone-line 3x4 grid. It's made of a thin, flexible membrane material with an adhesive backing (just remove the...

SKU: LB-LR0051 | Brand: Little Bird

A 4-channel relay module with opto-isolated inputs for safe, reliable switching of high-power loads. Each relay is rated for up to 10A at 250VAC or 30VDC, making it suitable for controlling lights, motors, heaters, an...

SKU: AF-2384 | Brand: Adafruit

The "poor man's" accelerometer/motion sensor! These spring-vibration switches are medium sensitivity non-directional vibration induced trigger switches. Inside is a medium hardness spring coiled around a long metal...

SKU: AF-5578 | Brand: Adafruit

The BS612 is a compact, fully configurable mini PIR motion sensor that detects movement from approximately 3–8 metres away with a 120° detection spread. Its small form factor makes it ideal for unobtrusive motion-sens...

SKU: AF-157 | Brand: Adafruit

IR sensor tuned to 38KHz, perfect for receiving commands from a TV remote control. Runs at 3V to 5V so it's great for any microcontroller.To use, connect pin 3 (all the way to the right) to 5V power, pin 2 (middle) to...

SKU: WS-3678 | Brand: Waveshare

The 8 Push Buttons Module is a compact breakout board featuring 8 individual push buttons, providing a simple way to add multiple digital inputs to your microcontroller or development board. It's ideal for prototyping...

SKU: AF-5990 | Brand: Adafruit

The Adafruit Infrared IR Remote Transceiver combines a high-powered IR transmitter and a sensitive 38 kHz IR receiver on a single board. With two 940 nm IR LEDs (one vertical, one horizontal) driven by an onboard N-ch...

SKU: LB-24-REED | Brand: Little Bird

A reed switch is an electrical switch which is operated when a magnetic field is brought near to it.  Check out our tutorial here Digital Output (DO)GND: In electronics, we define a point in a circuit to be a ki...

SKU: LB-LS7051 | Brand: Little Bird

Five-Direction Navigation Button Switch — Game On, Maker Style!Ready to level-up your next Arduino or microcontroller project? The Five-Direction Navigation Button Switch Module is your ticket to classic game controls...

SKU: EC-ARS03218S | Brand: Elecrow

The board is designed for beginners in Arduino, with various components available that makes you build more than 10 projects easily. You won’t have to solder or connect anything at all, just plug it in a shield and st...

SKU: AF-3942 | Brand: Adafruit

The HC-SR04 is an ultrasonic distance sensor that measures distances from approximately 2 cm to 400 cm (best results between 10–250 cm). Widely used in robotics, automation, interactive art, and motion sensing project...

SKU: DF-SEN0197 | Brand: DFRobot

The Gravity Voice Recorder Module is a compact board with integrated record and playback functions, based on the ISD1820 chip. Simply press the record button, speak into the onboard microphone, and release to save up ...

SKU: AF-828 | Brand: Adafruit

An inline flow sensor for measuring liquid or water flow in solar heating, computer cooling, irrigation, and other fluid projects. The sensor uses a pinwheel with a magnet and an external hall effect sensor to count r...

SKU: LB-LS7682 | Brand: Little Bird

This spare outdoor unit set is designed for use with professional wireless weather stations, providing the essential sensors needed to accurately monitor local weather conditions. Ideal as a replacement set or for cus...

SKU: AF-1767 | Brand: Adafruit

A low-sensitivity, non-directional vibration switch that acts as a simple motion detector. Inside, a stiff spring is coiled around a central metal pin — when the switch is shaken or moved with enough force, the spring...

SKU: AF-1458 | Brand: Adafruit

Sense the world around you! The FLORA Sensor Pack includes many types of sensors for your wearable enjoyment. Sense motion, direction, color, light levels, touch, and connections with FLORA sensor breakouts and con...