Commercial model
$190 list price
A published price gives buyers a starting point for budgeting, ROI modeling, and peer comparison before deeper vendor conversations begin.
Robot dossier
micro:bit PU Robot Kit
Release
May 19, 2026
Price
$190
Connectivity
4
Status
Available
Height
16 cm
Weight
300 g robot body; 720 g complete kit
Battery
Approx. 20 minutes depending on usage mode
Research
Available
micro:bit PU Robot Kit
ELECFREAKS' micro:bit PU Robot Kit is a classroom-focused, humanoid-style robotics platform for STEAM education rather than a household chore robot. Official ELECFREAKS materials describe a 6-DOF PU Robot with six all-metal servo joints, a wrapped shell, dedicated remote controller, ultrasonic sensing, gesture sensing, microphone input, LED expression hardware, MakeCode and Python programming, LEGO-compatible expansion, GPIO/IIC sensor expansion, and curriculum projects that cover walking, dancing, kicking, obstacle avoidance, rhythm-following interaction, and maze-style behavior. The kit is best understood as an embodied learning and maker robot: its useful behaviors come from articulated bionic motion, sensor-driven interaction, balance/stability behavior, and programmable expansion instead of simple remote-control movement.
Listed price
$190
Official ELECFREAKS store page lists the EF08449 micro:bit PU Robot Kit at $190 USD and in stock; reseller pricing may vary by region.
Release window
May 19, 2026
Current status
Available
ELECFREAKS
Last verified
Jun 1, 2026
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Technical overview
Core specifications and system stack
A fast read on the mechanical profile, sensing package, and platform integrations behind micro:bit PU Robot Kit.
Technical Specifications
Height
16 cm
Weight
300 g robot body; 720 g complete kit
Dimensions
12 x 11 x 16 cm
Battery Life
Approx. 20 minutes depending on usage mode
Charging Time
Approx. 20-30 minutes
Max Speed
Not officially disclosed
Tech Components
Sensors (3)
Operational profile
How this robot is configured
Capabilities
15
Connectivity
4
Key capabilities
6-DOF humanoid-style bionic movementWalking, turning, dancing, and kicking actionsRemote-control operationMakeCode block programmingPython text programmingUltrasonic obstacle avoidanceMaze-style exploration lessonsRhythm-following dance interaction
Ecosystem fit
BBC micro:bit ecosystemMicrosoft MakeCodePython text programmingELECFREAKS PU Robot wiki curriculumLEGO-compatible building blocksGPIO/IIC expansion modules
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About the micro:bit PU Robot Kit
3Sensors4Protocols15Capabilities$0.2kListed Price
The micro:bit PU Robot Kit is a Research robot built by ELECFREAKS. ELECFREAKS' micro:bit PU Robot Kit is a classroom-focused, humanoid-style robotics platform for STEAM education rather than a household chore robot. Official ELECFREAKS materials describe a 6-DOF PU Robot with six all-metal servo joints, a wrapped shell, dedicated remote controller, ultrasonic sensing, gesture sensing, microphone input, LED expression hardware, MakeCode and Python programming, LEGO-compatible expansion, GPIO/IIC sensor expansion, and curriculum projects that cover walking, dancing, kicking, obstacle avoidance, rhythm-following interaction, and maze-style behavior. The kit is best understood as an embodied learning and maker robot: its useful behaviors come from articulated bionic motion, sensor-driven interaction, balance/stability behavior, and programmable expansion instead of simple remote-control movement.
At a listed price of $190, it positions itself in the consumer-accessible segment of the research market. See all ELECFREAKS robots on the ELECFREAKS page.
Spec Breakdown
Detailed specifications for the micro:bit PU Robot Kit
Height
16 cmAt 16 cm, the micro:bit PU Robot Kit is sized for its intended operating environment and use cases.
Weight
300 g robot body; 720 g complete kitWeighing 300 g robot body; 720 g complete kit, the micro:bit PU Robot Kit balances structural integrity with portability and maneuverability.
Dimensions
12 x 11 x 16 cmThe overall dimensions of 12 x 11 x 16 cm define the robot's physical footprint and determine what spaces it can navigate and what clearances it requires for operation.
Battery Life
Approx. 20 minutes depending on usage modeWith a battery life of Approx. 20 minutes depending on usage mode, the micro:bit PU Robot Kit can operate for sustained periods before requiring a recharge. Battery life is measured under typical operating conditions and may vary based on workload intensity and environmental factors.
Charging Time
Approx. 20-30 minutesA charging time of Approx. 20-30 minutes means the ratio of operation to downtime is an important consideration for applications requiring near-continuous availability. Some deployments use multiple robots in rotation to maintain uninterrupted service.
The micro:bit PU Robot Kit uses Educational rule-based behavior stack with ultrasonic obstacle sensing, rhythm-following microphone interaction, balance/stability behavior, preset action programs, and MakeCode/Python programmability; no LLM or cloud assistant is officially disclosed. as its intelligence backbone. This AI platform powers the robot's decision-making, perception processing, and autonomous behavior. The sophistication of the AI stack directly impacts how well the robot handles unexpected situations and adapts to new environments.
micro:bit PU Robot Kit Sensor Suite
The micro:bit PU Robot Kit integrates 3 sensor types, forming the perceptual foundation that enables autonomous operation.
This sensor configuration enables the micro:bit PU Robot Kit to perceive its environment and operate autonomously in its intended use cases. Multiple sensor modalities provide redundancy and more robust perception than any single sensor type alone.
Explore sensor technologies: components glossary · full components directory
micro:bit PU Robot Kit Use Cases & Applications
Research robots serve as platforms for advancing robotics science and engineering. They enable researchers to test theories about locomotion, manipulation, perception, and human-robot interaction in controlled and real-world environments.
Capabilities That Enable Real-World Use
The micro:bit PU Robot Kit offers 15 distinct capabilities, each contributing to the robot's practical utility.
6-DOF humanoid-style bionic movement
Walking, turning, dancing, and kicking actions
Remote-control operation
MakeCode block programming
Python text programming
Ultrasonic obstacle avoidance
Maze-style exploration lessons
Rhythm-following dance interaction
Gesture-sensor interaction
Self-balancing head behavior
Random idle interactions
Drop-protection motion behavior
LEGO-compatible physical expansion
GPIO and IIC sensor expansion
Classroom robotics curriculum projects
These capabilities work together with the robot's 3 onboard sensor types and Educational rule-based behavior stack with ultrasonic obstacle sensing, rhythm-following microphone interaction, balance/stability behavior, preset action programs, and MakeCode/Python programmability; no LLM or cloud assistant is officially disclosed. AI platform to deliver practical, real-world performance.
Ecosystem Integration
The micro:bit PU Robot Kit integrates with the following platforms and ecosystems, extending its utility beyond standalone operation.
BBC micro:bit ecosystem
Microsoft MakeCode
Python text programming
ELECFREAKS PU Robot wiki curriculum
LEGO-compatible building blocks
GPIO/IIC expansion modules
2 x AAA batteries for the remote controller
This ecosystem compatibility enables the micro:bit PU Robot Kit to work as part of a broader automation setup rather than operating in isolation.
micro:bit PU Robot Kit Capabilities
15
Capabilities
3
Sensor Types
AI
Educational rule-based behav…
6-DOF humanoid-style bionic movement
Walking, turning, dancing, and kicking actions
Remote-control operation
MakeCode block programming
Python text programming
Ultrasonic obstacle avoidance
Maze-style exploration lessons
Rhythm-following dance interaction
Gesture-sensor interaction
Self-balancing head behavior
Random idle interactions
Drop-protection motion behavior
LEGO-compatible physical expansion
GPIO and IIC sensor expansion
Classroom robotics curriculum projects
Connectivity & Integration
How the micro:bit PU Robot Kit communicates with your network, smart home devices, cloud services, and companion apps.
Network & Communication Protocols
Dedicated remote controller
Details →
Programmable micro:bit control
Details →
GPIO expansion
Details →
IIC expansion
Details →
Network protocols for device communication — enabling the micro:bit PU Robot Kit to participate in various networking scenarios.
micro:bit PU Robot Kit Technology Stack Overview
The micro:bit PU Robot Kit by ELECFREAKS integrates 8 distinct technology components across sensing, connectivity, intelligence, and interaction layers. The physical platform features a height of 16 cm, a weight of 300 g robot body; 720 g complete kit, providing the foundation on which this technology stack operates.
Perception — 3 Sensor Types
The perception layer is built on Ultrasonic sensor, Gesture sensor, Microphone. These work in concert to give the robot a detailed understanding of its operating environment. This multi-sensor approach provides redundancy and enables the robot to function reliably even when individual sensors encounter challenging conditions such as low light, reflective surfaces, or cluttered spaces.
Connectivity — 4 Protocols
For communications, the micro:bit PU Robot Kit relies on Dedicated remote controller, Programmable micro:bit control, GPIO expansion, IIC expansion. This connectivity stack ensures the robot can communicate with cloud services, local smart home devices, mobile apps, and other networked systems in its environment.
Intelligence — Educational rule-based behavior stack with ultrasonic obstacle sensing, rhythm-following microphone interaction, balance/stability behavior, preset action programs, and MakeCode/Python programmability; no LLM or cloud assistant is officially disclosed.
Educational rule-based behavior stack with ultrasonic obstacle sensing, rhythm-following microphone interaction, balance/stability behavior, preset action programs, and MakeCode/Python programmability; no LLM or cloud assistant is officially disclosed. serves as the computational brain, processing sensor data, making navigation decisions, and orchestrating the robot's autonomous behaviors. The quality of this AI platform directly influences how well the robot handles novel situations, adapts to changes in its environment, and improves its performance over time through learning.
Who Should Consider the micro:bit PU Robot Kit?
Target Audience
Research robots are acquired by universities, government labs, and corporate R&D departments. They serve as experimental platforms for developing new algorithms, testing locomotion strategies, and advancing the field of robotics. Some are also used for educational purposes.
Key Considerations
Open-source software compatibility (ROS/ROS 2), sensor modularity, programmability, available SDK/API quality, community support, and published research papers using the platform are key factors. Documentation quality and the ability to modify both hardware and software are essential for research use.
Price Context
At $190 (Official ELECFREAKS store page lists the EF08449 micro:bit PU Robot Kit at $190 USD and in stock; reseller pricing may vary by region.), the micro:bit PU Robot Kit sits in the budget price tier for research robots. This competitive price point makes the technology accessible to a broad consumer base.
Availability
AvailableThe micro:bit PU Robot Kit is currently available for purchase. Check the manufacturer's website or authorized retailers for the latest stock and ordering information.
micro:bit PU Robot Kit: Strengths & Trade-offs
Engineering compromises and where this research robot excels
What the micro:bit PU Robot Kit does well
Versatile connectivity
Supporting 4 connectivity protocols gives the micro:bit PU Robot Kit flexible integration options. Whether connecting to local smart home networks, cloud services, or companion devices, the breadth of connectivity ensures compatibility across a wide range of deployment scenarios and reduces the risk of network-related limitations.
Broad capability set
With 15 distinct capabilities, the micro:bit PU Robot Kit is designed as a versatile platform rather than a single-task device. This breadth means the robot can handle varied scenarios and workflows, reducing the need for multiple specialized robots and increasing its utility across different situations.
Currently available
Unlike many robots that remain in development or prototype stages, the micro:bit PU Robot Kit is available for purchase today. This means you can evaluate the actual shipping product rather than making decisions based on projected specifications that may change before release.
Accessible price point
At $190, the micro:bit PU Robot Kit is competitively priced within the research market. This price point makes the technology accessible to a broader audience and represents a lower barrier to entry for those exploring research robotics.
What to consider carefully
Limited battery runtime
A battery life of Approx. 20 minutes depending on usage mode means shorter operational windows between charges. For applications requiring continuous or extended operation, this may necessitate scheduling around charge cycles or deploying multiple units in rotation. Evaluate whether the runtime meets your minimum session requirements before committing.
Charging time exceeds runtime
With a charging time of Approx. 20-30 minutes compared to a battery life of Approx. 20 minutes depending on usage mode, the micro:bit PU Robot Kit spends more time charging than operating. This ratio is common in high-performance robotics but is an important factor for planning continuous-availability deployments.
Note: This strengths and trade-offs assessment is based on the micro:bit PU Robot Kit's documented specifications as tracked in the ui44 database. Real-world performance depends on deployment conditions, firmware maturity, and environmental factors. For the most current information, check the ELECFREAKS manufacturer page or visit the official product page. Use the comparison tool to evaluate these trade-offs against competing robots in the same category.
How Research Robot Technology Works
Understanding the engineering behind this category
Research robots serve a fundamentally different purpose than commercial or consumer models. They are platforms for discovery — enabling scientists and engineers to test theories, develop algorithms, and push the boundaries of what robots can do. The technology in research robots prioritizes openness, flexibility, and access to raw data over consumer-friendly packaging or commercial reliability. Understanding this distinction is important for anyone considering a research robot platform.
Navigation & Mobility
Research robots typically expose their navigation systems at a much lower level than commercial products. Researchers can access raw sensor data, modify SLAM algorithms, implement custom path planners, and test novel navigation approaches. ROS (Robot Operating System) and ROS 2 compatibility is standard, providing a common framework for sharing navigation modules across the research community. This openness enables rapid iteration — a researcher can swap between different SLAM implementations, test new obstacle avoidance strategies, or develop entirely novel navigation paradigms without being locked into a vendor's proprietary stack.
The Role of AI
Research robots serve as physical testbeds for AI algorithms that may eventually appear in commercial products years later. Reinforcement learning, imitation learning, few-shot task learning, and human-robot interaction studies all require robot platforms that can execute AI-generated commands in the physical world. The gap between simulation (where training is cheap and fast) and reality (where physics is unforgiving) makes physical robot platforms essential for validating AI approaches. Research robots must support rapid deployment of new AI models without extensive integration work.
Sensor Fusion & Perception
Research platforms prioritize sensor modularity and data access. Standard mounting interfaces allow researchers to attach custom sensors alongside built-in ones. Raw sensor data streams (not just processed results) are accessible for developing novel perception algorithms. Precise time-stamping and synchronization across sensor streams enable accurate multi-modal fusion research. Many research robots include more sensors than strictly necessary for any single application, providing researchers with rich datasets for developing and testing new algorithms.
Power & Battery Management
Research robots balance operational runtime with practical lab use. Sessions of one to four hours are typical, with quick charging between experiments. Some research setups use tethered power for long-running experiments where battery limitations would interrupt data collection. Power monitoring and logging capabilities help researchers understand the energy costs of different behaviors and algorithms — important for developing efficient approaches that will eventually run on battery-constrained commercial systems.
Safety by Design
Research environments present unique safety challenges because robots are constantly being programmed with untested behaviors. Hardware safety limits (joint speed caps, force limits, emergency stops) must be robust regardless of software commands. Safety-rated monitored stop and speed monitoring ensure the robot cannot exceed safe operating parameters even when running experimental code. Collaborative operation standards apply when researchers work alongside the robot during experiments. Many labs implement layered safety with physical barriers for high-speed testing and open-area operation restricted to validated, lower-risk behaviors.
What's Next for Research Robots
Research robot platforms are becoming more accessible and capable. Cloud robotics enables remote experiment execution and shared datasets. Digital twins and high-fidelity simulators reduce the need for physical hardware time while improving sim-to-real transfer. Standardized benchmarks and open datasets enable fair comparison of results across labs. The democratization of robotics research — through lower-cost platforms, open-source software, and cloud infrastructure — is expanding who can contribute to advancing the field.
The micro:bit PU Robot Kit by ELECFREAKS incorporates many of these technology pillars. For a detailed look at the specific sensors and components used in the micro:bit PU Robot Kit, see the sensor analysis and connectivity sections above, or browse the complete components glossary for explanations of every technology used across the robotics industry.
micro:bit PU Robot Kit in the Research Market
How this robot compares in the research landscape
At $190, the micro:bit PU Robot Kit competes in the entry-level segment of the research market, where affordability is the primary consideration for most buyers.
The micro:bit PU Robot Kit's 3 sensor types provide solid perceptual coverage for its intended use cases. This mid-range sensor suite balances cost with capability, covering the essential modalities needed for research applications.
Being currently available for purchase gives the micro:bit PU Robot Kit a practical advantage over competitors still in development or prototype stages. Buyers can evaluate the actual product rather than relying on spec-sheet promises that may change before release.
Head-to-Head Comparisons
Side-by-side specs, capability overlap analysis, and key differentiators.
For the full picture of ELECFREAKS's portfolio and market strategy, visit the ELECFREAKS manufacturer page.
Deployment Readiness and Procurement Signals for micro:bit PU Robot Kit
What the public profile tells you, and what still needs direct vendor confirmation
From a buying and rollout perspective, the micro:bit PU Robot Kit should be read as a research platform aimed at labs and development teams validating robotics workflows. ui44 currently tracks 15 capability signals, 3 sensor inputs, and a last verification date of 2026-06-01. That mix gives buyers a useful first-pass picture, but it is still only the public layer of due diligence, especially when procurement, uptime, and support commitments are decided directly with ELECFREAKS.
Integration posture
4 connectivity options
The profile lists Dedicated remote controller, Programmable micro:bit control, GPIO expansion, IIC expansion, plus Educational rule-based behavior stack with ultrasonic obstacle sensing, rhythm-following microphone interaction, balance/stability behavior, preset action programs, and MakeCode/Python programmability; no LLM or cloud assistant is officially disclosed. as the AI stack. That is enough to infer the basic network posture, but buyers should still confirm APIs, fleet management, and workflow integration details. ui44 currently tracks 7 declared compatibility links.
Spec disclosure
5/7 core specs public
ui44 currently has 5 of 7 core physical and operating specs filled in for this model, leaving 2 gaps that matter for deployment planning. Missing runtime, charge, speed, or payload details can materially change staffing and site-readiness assumptions.
The current profile is detailed enough to support early comparison work, shortlist creation, and cross-checking against other research robots. It is still worth validating the final deployment package, because integration services, support coverage, software entitlements, and site-preparation requirements often sit outside the raw hardware spec sheet.
If you want a faster apples-to-apples read, compare the micro:bit PU Robot Kit against nearby alternatives in ui44's compare view, then cross-check the underlying AI, sensor, and subsystem terms in the components glossary. For manufacturer-level context, the ELECFREAKS profile helps anchor this robot inside the wider product lineup.
Before you sign off on a pilot, confirm these points
- Verify travel speed and cycle time if the robot must keep up with people, lines, or service windows.
- Clarify usable payload or tool-load limits before planning material handling or mounted accessories.
- Check what safety, electrical, or deployment certifications exist for the region and task you care about.
Owning the micro:bit PU Robot Kit: Setup, Maintenance & Tips
Practical guide from day one through years of ownership
Initial Setup
Research robot setup combines hardware assembly with software environment configuration. Unpack and assemble the platform following the manufacturer's documentation. Install the development framework — typically ROS or ROS 2 — and verify sensor connectivity. Calibrate all sensors using the manufacturer's tools and procedures. Set up the simulation environment (Gazebo, Isaac Sim, or equivalent) alongside the physical platform for parallel development. Establish version control for your experiment code and configuration. Document the initial calibration values and system state as your baseline for future reference. Plan network and computing infrastructure to handle the data rates your sensors will generate.
Ongoing Maintenance
Research robots need maintenance that preserves the precision required for valid experimental results. Regularly verify sensor calibration — drift in camera intrinsics or IMU biases can invalidate experiment data. Maintain clean workspace conditions to protect optical sensors. Document any hardware modifications or maintenance performed, as these can affect experimental reproducibility. Update software dependencies carefully, documenting versions used for each experiment. Joint and actuator wear in research robots that perform repetitive tasks should be monitored and factored into experimental design.
Software Updates & Long-Term Support
Research robot software updates require careful management to maintain experiment reproducibility. Document the exact software versions used for each experiment. Test updates in a separate environment before applying to your experiment platform. Contribute bug fixes and improvements back to the community when using open-source frameworks. Be aware that ROS and other framework updates may require code changes in your custom packages — budget time for integration testing after major framework updates.
Maximizing Longevity
Research robots often have longer productive lives than commercial products because they can be upgraded and repurposed. Extend your investment by maintaining clean mechanical and electrical systems, documenting all modifications for future lab members, and keeping spare parts for common wear items. When specific components become obsolete, community forums and lab networks can be valuable sources for replacements. Consider the platform's modularity when planning future research directions — a platform that can accept new sensors and actuators adapts to evolving research questions.
For ELECFREAKS-specific support resources and documentation, visit the ELECFREAKS page on ui44 or check the manufacturer's official website at ELECFREAKS's product page.
Frequently Asked Questions
What is the micro:bit PU Robot Kit?
The micro:bit PU Robot Kit is a Research robot made by ELECFREAKS. ELECFREAKS' micro:bit PU Robot Kit is a classroom-focused, humanoid-style robotics platform for STEAM education rather than a household chore robot. Official ELECFREAKS materials describe a 6-DOF PU Robot with six all-metal servo joints, a wrapped shell, dedicated remote controller, ultrasonic sensing, gesture sensing, microphone input, LED expression hardware, MakeCode and Python programming, LEGO-compatible expansion, GPIO/IIC sensor expansion, and curriculum projects that cover walking, dancing, kicking, obstacle avoidance, rhythm-following interaction, and maze-style behavior. The kit is best understood as an embodied learning and maker robot: its useful behaviors come from articulated bionic motion, sensor-driven interaction, balance/stability behavior, and programmable expansion instead of simple remote-control movement. It features 3 sensor types, 4 connectivity protocols, and 15 distinct capabilities.
How much does the micro:bit PU Robot Kit cost?
The micro:bit PU Robot Kit is listed at $190 (Official ELECFREAKS store page lists the EF08449 micro:bit PU Robot Kit at $190 USD and in stock; reseller pricing may vary by region.). This places it in the budget-friendly consumer tier for research robots. Prices may vary by region and retailer.
Is the micro:bit PU Robot Kit available to buy?
Yes, the micro:bit PU Robot Kit is currently available for purchase. Check ELECFREAKS's official website or authorized retailers for the latest stock and ordering options.
What sensors does the micro:bit PU Robot Kit have?
The micro:bit PU Robot Kit is equipped with 3 sensor types: Ultrasonic sensor, Gesture sensor, Microphone. These sensors work together through sensor fusion to provide comprehensive environmental awareness for autonomous operation. See the sensor analysis section for details.
How long does the micro:bit PU Robot Kit battery last?
The micro:bit PU Robot Kit has a rated battery life of Approx. 20 minutes depending on usage mode and charges in Approx. 20-30 minutes. Actual battery performance may vary based on usage intensity, ambient temperature, and specific tasks being performed. Heavy workloads like continuous navigation and sensor processing will consume battery faster than idle or standby modes.
What AI does the micro:bit PU Robot Kit use?
The micro:bit PU Robot Kit is powered by Educational rule-based behavior stack with ultrasonic obstacle sensing, rhythm-following microphone interaction, balance/stability behavior, preset action programs, and MakeCode/Python programmability; no LLM or cloud assistant is officially disclosed.. This AI platform handles the robot's perception processing, decision-making, and autonomous behavior. The sophistication of the AI directly impacts how well the robot handles unexpected situations, learns from its environment, and improves over time.
How does the micro:bit PU Robot Kit compare to the SpikerBot?
The micro:bit PU Robot Kit and SpikerBot are both research robots, but they differ in key specifications, pricing, and manufacturer approach. Use the side-by-side comparison tool to see detailed differences in specs, sensors, and capabilities. You can also browse other similar robots below.
Does the micro:bit PU Robot Kit work with smart home systems?
Yes, the micro:bit PU Robot Kit is compatible with: BBC micro:bit ecosystem, Microsoft MakeCode, Python text programming, ELECFREAKS PU Robot wiki curriculum, LEGO-compatible building blocks, GPIO/IIC expansion modules, 2 x AAA batteries for the remote controller. This ecosystem integration allows the robot to work alongside your existing smart home devices and platforms rather than operating as an isolated system.
How current is the micro:bit PU Robot Kit data on ui44?
The micro:bit PU Robot Kit specifications on ui44 were last verified on 2026-06-01. All data is sourced from official ELECFREAKS documentation, spec sheets, and press releases. If you notice any outdated information, please let us know.
Data Integrity
All micro:bit PU Robot Kit data on ui44 is verified against official ELECFREAKS sources, including spec sheets, product pages, and press releases. Last verified: 2026-06-01. Official source: ELECFREAKS product page. If you find outdated or incorrect information, please let us know — accuracy is our top priority.
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