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: KS-KS4028

Launched by Keyestudio, this smart home kit is based on the open-source hardware of Micro:bit and designed for those who dream of living a more comfortable life with the help of technologies. This smart home system, with Micro:bit as its control board, is equipped with a 1602 LCD, a DHT11 temper...

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-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: 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: 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: 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: 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: AF-6352 · MPN: ADA6352

This classroom-friendly kit pairs a micro:bit v2.2 with a simple soil sensor so students can monitor a pot plant and learn a bit of programming at the same time. It was designed to work with the "FarmBeats for Students" curriculum, where the micro:bit can show smile and frown status reports to in...

SKU: EF-EF08314

Smart Climate Kit is an innovative product designed based on micro:bit V2 and IOT:bit expansion board. Equipped with a variety of sensors such as wind speed sensor, temperature and humidity sensor, UV sensor, dust sensor, and OLED display, it can monitor and record a variety of environmental dat...

SKU: DF-MBT0044-1 · MPN: MBT0044-1

This bundle adds motor, servo and sensor expansion to the UNIHIKER M10 single-board computer, using the included Type-C to HY2.0-4P communication cable to bridge the M10 to the expansion board.The board includes an integrated 18650 battery holder so your controller, motors and sensors can run fro...

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: EF-EF08197

The ElecFreaks Smart Home Kit is a micro:bit project kit for building interactive smart home models. It includes sensors, actuators, and cardboard building materials to create miniature scenes — a windowsill, wardrobe, fish tank, and more — all programmable with MakeCode or MicroPython via the mi...

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: EF-EF08203

The Smart Science IoT Kit from ElecFreaks is a comprehensive sensor and IoT learning kit built around the IoT:bit breakout board for micro:bit. It combines environmental sensors with WiFi connectivity, allowing students to collect real-world data and send it to the cloud for analysis. With senso...

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: LB-MICRO-EXPLOR-NO-BIT

The Little Bird Micro:bit Explorer's Kit includes more than 24 tutorials that teach you both how to use the micro:bit with various sensors and electronics with real-world applications. Access to the tutorials are available on our website for free, forever!&nbsp;There is a speaker and microphone,...

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: DF-KIT0179-EN-1 · MPN: KIT0179-EN-1

This kit bundles a HUSKYLENS AI vision smart sensor, a micro:bit V2 board and the matching Study Pack for classroom-friendly image recognition projects. It is based around micro:bit programming and is designed to help students explore the eight HUSKYLENS functions through hands-on lessons.The stu...

SKU: EF-EF04042

The Octopus DS18B20 Digital Temperature Brick uses the DS18B20 1-Wire digital temperature sensor from Maxim IC to deliver accurate readings from −55 °C to +125 °C with ±0.5 °C accuracy. Each sensor has a unique 64-bit serial number, allowing multiple sensors to share a single data bus. Designed ...