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ElecFreaks IoT results here are centered on BBC micro:bit projects, usually using the IoT:bit (ESP8266 WiFi) expansion board.
Core ElecFreaks IoT (WiFi) board
- iot:bit for micro:bit ($20.85) — the key add-on that provides ESP8266 WiFi and breaks out micro:bit I/O for sensor/actuator projects.
Full ElecFreaks IoT learning kits (project bundles)
- micro:bit smart science IoT kit (with micro:bit) ($126.85) — complete bundle for science + IoT data projects.
- Micro:Bit smart Science IoT kit (without Micro:Bit) ($126.85) — same idea, but for classrooms that already have micro:bits.
- micro:bit Smart City Kit (Without micro:bit board) ($69.10) — smart-city themed builds (sensors/servos) around IoT:bit.
- micro:bit Smart Agriculture Kit (Without micro:bit board) ($75.10) — agriculture monitoring/control projects using IoT:bit + common environment sensors.
Classroom/Scenario IoT kits (guided builds)
- ELECFREAKS Classroom Smart Home Kit ($59.05) — smart-home demo builds using IOT:bit, sensors, servo, LED, and OLED.
- ELECFREAKS Classroom Smart Air Purifier Kit ($43.75) — air-quality themed build using IOT:bit + fan + dust sensing.
- ELECFREAKS Classroom Smart Pet Feeder Kit ($54.00) — feeder automation with IOT:bit, PIR motion sensing, sonar, and servo control.
- ELECFREAKS micro:bit Smart Greenhouse Kit ($64.70) — smart-agriculture/greenhouse style classroom kit based on micro:bit + IoT expansion.
- ELECFREAKS micro:bit Smart Climate Kit, designed based on micro:bit V2 and IOT:bit expansion board ($136.00) — more advanced climate monitoring focused on micro:bit V2 + IOT:bit.
Related ElecFreaks IoT add-ons
- Sensor WiFi ELECFREAKS PlanetX ($14.15) — a lower-cost way to add ESP8266-based WiFi capability for micro:bit projects.
- Octopus Analog Noise Sound Sensor Detection Module ($6.15) — a common input sensor used in smart-home style IoT builds.
Which ElecFreaks IoT option are you looking for?
Collections
Showing 41-60 of 90 products · 10 unavailable products hidden
Sensor Trimpot ELECFREAKS PlanetX
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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...
ELECFREAKS PlanetX LED - Green
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A green LED module from the ELECFREAKS PlanetX sensor range, designed for use with micro:bit and the Nezha expansion board. The RJ11 connector makes it simple to plug in — no soldering or breadboard required. Control brightness via analogue input, create flashing patterns, or combine with other ...
Sensor ambiental ELECFREAKS PlanetX BME280
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ELECFREAKS PlanetX BME280 Environment Sensor is a combination sensor based on digital humidity, pressure, and temperature sensors. It is also able to calculate the altitude based on the air pressure value.Learn PlanetX BME280 Environment Sensor
ELECFREAKS PlanetX 4 Channel Tracking Sensor
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The ELECFREAKS PlanetX 4-Channel Tracking Sensor has integrated 4 groups photocell recevier and the fill light LEDs(We call them all as the Probes). At the mean time, it is able to learn by itselft, which means it could adapt to colors in different gray levels.Press the learn button to learn the ...
ELECFREAKS PlanetX CO2 Sensor
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The gas sensor is an essential sensor for environmental detection. The ELECFREAKS PlanetX CO2 Sensor is designed to detect the concentration of CO2 with high sensitivity. The higher the concentration of CO2 is, the smaller the output voltage value will be. At the same time, it can eliminate the i...
ELECFREAKS PlanetX Rainbow LED Strip (10 Pixels)
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The Elecfreaks PlanetX Rainbow LED Strip features 10 individually addressable WS2812 RGB LEDs on a flexible strip. Part of the PlanetX sensor ecosystem, it connects via an RJ11 (4P4C) plug for simple, tool-free wiring to compatible breakout boards and the micro:bit. Program custom colour pattern...
ELECFREAKS PlanetX MQ5 Sensor
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The ELECFREAKS PlanetX MQ5 Sensor is an essential sensor for environmental detection. The ELECFREAKS PlanetX MQ5 Sensor can be used to detect the leakage of flammable gas, you can use it to make a household gas leak alarm or a portable gas detector. PlanetX MQ5
Sensor ELECFREAKS PlanetX MQ3
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An alcohol vapour sensor module from the ELECFREAKS PlanetX range, designed for use with micro:bit via an RJ11 connector. The MQ3 sensor uses a tin dioxide (SnO2) sensing element whose conductivity increases with alcohol gas concentration, providing an analog output you can read and process in Ma...
Sensor ELECFREAKS PlanetX MQ2
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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...
Sensor WiFi ELECFREAKS PlanetX
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The Elecfreaks PlanetX WiFi Sensor adds wireless connectivity to your micro:bit projects via the ESP8266 module. Upload sensor data to IoT platforms, monitor readings remotely, and send commands back to your micro:bit — all over Wi-Fi. Connects to the Elecfreaks Nezha expansion board via the RJ1...
ELECFREAKS micro:bit Smart Greenhouse Kit
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The ELECFREAKS Smart Greenhouse Kit is a hands-on STEM kit that simulates smart agriculture using a micro:bit and IoT expansion board. Students plant seeds in the built-in growth groove, monitor conditions with integrated sensors, and program automated responses — learning about environmental sci...
ELECFREAKS micro:bit Cutebot Fun Football Game Kit
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ELECFREAKS micro:bit Cutebot Football Game Kit is an educational tool that combines the Steam educational philosophy with the spirit of football. This set is centered around micro:bit and Cutebot smart racing cars, aiming to enhance students' understanding and theoretical knowledge of sp...
ELECFREAKS micro:bit Petal Smart Home Explorer Kit
Description The ELECFREAKS micro:bit Petal Smart Home Explorer Kit is a hands-on learning suite designed for teenagers aged 8-16. Using sensors, servobs, and assemblable structural components enables the construction of life-oriented devvices like smart lighting, automatic cloth...
ELECFREAKS micro:bit Jacdac Smart Exploration Kit
Description The ELECFREAKS jacdac smart exploration kit, which is based on micro:bit V2, is equipped with a variety of jacdac series sensors, including jacdac expansion boards, button sensors, light sensors, human infrared sensors, magnetic sensors, knob encoders, light ring modules, e...
ELECFREAKS RJ11 4P4C 200mm Cable (Pack Of 5)
A pack of five RJ11 modular cables with 4P4C (4-position, 4-contact) connectors on each end. Each cable is 200 mm long and provides a four-wire straight-through connection, suitable for connecting sensors and modules that use the RJ11 interface. Key Features 4P4C Connectors – Standard RJ11 plu...
ELECFREAKS micro:bit Nezha Pro Ocean Kit
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The ELECFREAKS micro:bit Nezha Pro Ocean Kit is an ocean-themed STEM education kit that guides students through Ian's ocean adventure storyline with a project-based learning approach. Using electronic components and building blocks, students explore marine ecology, understand concepts like tidal ...
ELECFREAKS micro:bit Nezha Pro AI Mechanical Power Kit
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The ELECFREAKS micro:bit Nezha Pro AI Mechanical Power Kit is designed specifically for teenagers aged 7-14. With the Nezha Pro Expansion Board as its core, it is equipped with multiple sensors, such as a voice recognition module and a gesture recognition sensor, along with over 500 building bloc...
Ring:Bit Car v2 for micro:bit (without micro:bit)
The Ring:bit Car is a small DIY smart car driven by the BBC micro:bit and the Ring:bit. The Ring:bit extends the micro:bit's 3 GPIO ports and allow for different sensors and components to be easily attached to the micro:bit. A basic Ring:bit Car can be easily programmed to run autonomously, wi...
Micro:bit Breadboard Adapter
Micro:bit Breadboard Adapter is a breadboard pinboard based on Micro:bit. It can be directly plugged into breadboard. Through this adapter, you can start various DIY creation on Micro:bit Breadboard.Features:1. Fully compatible with Micro:bit board; 2. All Micro:bit connect ports can be corr...
Christmas Tree Rainbow LED for micro:bit
The Christmas Tree Rainbow LED is a festive, tree-shaped board featuring 6 individually addressable NeoPixel RGB LEDs. Designed for the BBC micro:bit, it connects with crocodile clips — no expansion board required — and can be programmed with MakeCode to display any colour pattern you like. Key ...
