All Products

SKU: EF-EF05031 · MPN: EF05031

The gas sensor is an essential sensor for environmental detection. ELECFREAKS PlanetX MQ2 Sensor can be used for smoke detection, the greater the smoke is, the greater the voltage value will be. It is able to detect the leakage of flammable gases, such as LPG, isobutane, propane, methane, alcohol...

SKU: DF-SEN0570

Fermion: MEMS Smoke Gas Detection Sensor employs state-of-the-art microelectromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA), minimal heat generation, short preheating time, and swift response recovery. The sensor can ...

SKU: LB-LS2708

The AGS02MA is a MEMS-based TVOC (Total Volatile Organic Compounds) gas sensor with a calibrated digital signal output. It detects a range of polluting gases including ethanol, ammonia, sulfides, benzene vapours, and smoke, making it suitable for air quality monitoring applications. This sensor ...

SKU: EF-EF04029

An analogue gas sensor module based on the MQ-2 sensor, part of the Octopus Electronic Bricks series for plug-and-play integration with Arduino and compatible boards. Detects a wide range of combustible gases and smoke with high sensitivity and fast response time. Detectable Gases LPG, i-butane...

SKU: LB-24-MQ2

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 define a point in a circuit to be a kind of zero volts or 0V reference point, on whi...

SKU: MM-SKU00086

The MonkMakes Air Quality Kit for micro:bit is based around the MonkMakes Air Quality Sensor. This add-on for the BBC micro:bit measures the quality of the air in a room - how stale the air is. The outputs of the Air Quality Sensor board are analog: one for temperature and one for eCO2 (estimated...

SKU: LB-24MICRO-NO-BIT

NEW VERSION!This kit has been discontinued but we have a new version for the Micro:bit V2Why not learn how to use the micro:bit in bite-sized chunks this year using the all-new&nbsp; Little Bird Micro:bit 24 project Kit. It's the perfect way to get started with coding and electronics.What is the...

SKU: EF-EF05018 · MPN: EF05018

An analogue trimpot (trimmer potentiometer) sensor module from the ELECFREAKS PlanetX series, designed for use with micro:bit via RJ11 connection. The potentiometer provides stepless rotation over a 0°–300° range, outputting a variable analogue voltage that can be used to control sound levels, LE...

SKU: SF-SEN-17049

The MQ-2 is a smoke and combustible gas sensor manufactured by Winsen. It detects flammable gases and smoke in a concentration range of 300–10,000 ppm, with particularly high sensitivity to propane and smoke. It's widely used in domestic gas leakage alarms and portable gas detectors. The sensing...

SKU: LB-24MICRO

NEW VERSION!This kit has been discontinued but we have a new version designed for the Micro:bit V2Why not learn how to use the micro:bit in bite-sized chunks this year using the all-new 2018 Little Bird Micro:bit 24 project Kit. It's the perfect way to get started with coding and electronics....

SKU: EF-EF04033

The Octopus Button Switch Brick is a simple, plug-and-play pushbutton module from the ElecFreaks Octopus Electronic Bricks series. It features a large button with a transparent cap — you can insert a custom label underneath for easy identification in your projects. Designed for breadboard-free c...

SKU: EF-EF11083

The Octopus Dust Sensor Module features the Sharp GP2Y1010AU0F optical dust sensor, capable of detecting fine particles with a diameter as small as 0.8 μm. It uses an infrared LED and phototransistor to measure dust density via light scattering, outputting an analogue voltage proportional to dust...

SKU: AF-4852

This simple&nbsp;Smoke Snap-on Case&nbsp;is both good looking and tough enough to toss into your bookbag or toolbox. It has slim cut-outs for your cable, speaker, battery. It's darkened plastic but you can still easily see the LEDs shining through. The bottom section is open so you can plug it in...

SKU: DF-MBT0034

The Environment Science Expansion Board V2.0 is a micro:bit add-on designed for STEAM education, integrating 14 environmental sensors and modules onto a single tree-shaped board. Students can measure UV levels, temperature, humidity, air pressure, air quality, water quality, soil moisture, sound,...

SKU: LB-LS4968

MQ-2 Gas Sensor - Smoke & Flammable Gas Detector The MQ-2 is a reliable, easy-to-use gas sensor that’s ideal for detecting flammable gases like LPG, methane, propane, and even smoke. At its core is tin dioxide (SnO₂), a material with low conductivity in clean air. But when flammable gas is pres...

SKU: EF-EF08256

The micro:bit Smart Health Kit has a well-selection of the Sensor:bit, Analog UV Sensor, PIR Sensor, MQ3 Alcoholic Sensor Brick, Servo and etc., we could use it to build such themes as the UV light detections, the sitting posture reminder, the alcoholic detector, smart trash can and more, from...

SKU: EF-EF08298

The ELECFREAKS Classroom Smart Air Purifier Kit includes components such as the IOT: bit expansion board, motor fan, and dust sensor. These components can achieve rich functions and perfectly match with the micro: bit development board, allowing you to explore more interesting smart homemaker ...

SKU: EF-EF03415

The sensor:bit is a breakout board for the BBC micro:bit that extends all available I/O ports into standard GVS (Ground-Voltage-Signal) pin headers. This makes it easy to connect 3 V electronic modules like LEDs, photocells, servos, and other sensors without a breadboard. The board also features ...

SKU: LB-LS0824-V2

This IO expansion board adapter for the micro:bit V2 breaks out all pins to accessible connectors, making it easy to connect sensors, modules, servos, and other peripherals to your micro:bit projects without alligator clips or soldering. The compact, plug-in design makes it a practical addition ...

SKU: DF-ROB0148-EN-LB

The micro:Maqueen Lite is a compact STEAM education robot built around the Maqueen 4.2 core, designed for children aged 8 and up. This version comes pre-assembled with a blue housing — motors, wheels, support wheel, housing, and battery holder are all installed and ready to go. Just insert a micr...