🤖 LeKiwi Kit (12V Version) Mobile Base is a budget-friendly, open-source, and self-assembly mobile manipulator designed to empower educators, researchers, and makers with a flexible robotics platform. Developed by SIGRobotics at UIUC, this mobile base is fully compatible with Raspberry Pi 5, enabling seamless deployment of the LeRobot framework.
📦 The kit integrates RGB USB cameras and supports a 6-axis robotic arm (e.g., LeRobot SO-ARM101/100), allowing for precise navigation, object manipulation, and data-driven experimentation in both academic and prototyping environments.
Feature
🤖 Mobility & Dexterity
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🚗 Omnidirectional drive system enables agile movement in tight indoor spaces and complex lab environments.
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💪 Equipped with Feetech STS3215 servos (30kg torque per joint) for strong, reliable grasping and smooth teleoperation.
🧩 Open & Modular Architecture
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🔧 Includes open-source hardware and code, allowing full customization of sensors, grippers, and control logic.
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💻 Compatible with Raspberry Pi 5 and NVIDIA Jetson, running the LeRobot framework for remote control, ROS integration, and flexible development.
🎓 Educational & Research-Ready
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📚 Designed to teach core robotics concepts like kinematics, AI, and motion planning through hands-on experimentation.
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📊 Captures real-time interaction data for machine learning model training, ideal for academic research and prototyping.
Specification
Power Supply | 12V Battery |
Supported Controller | Raspberry Pi 5/ NVIDIA Jetson |
Operating Temperature Range | 0℃~40℃ |
Weight | 1.7 kg |
Dimension | 300mm *300mm *230mm |
Communication Protocol | UART |
Servo Motor
Model | STS3215 |
Rated Input Voltage | 12V |
Rated Torgue | 10KG.cm |
Rated Current | 900mA |
Horn Type | 25T/OD5.9mm |
Gear Ratio | 1/345 |
Hardware Overview
Application
The LeKiwi is designed to work with the LeRobot software platform, which provides:
Teleoperation
The LeKiwi supports multiple teleoperation methods:
- Game controller input
- Keyboard control (WASD for base movement)
- Leader arm control (using a second SO-ARM101/100 as an input device)
Data Collection
The platform facilitates data collection for robotics research:
- Joint angle recording
- Camera feed capture
- Task demonstration recording
Sensor Streaming
The system can stream sensor data to a laptop for:
- More intensive processing
- Visualization
- System monitoring
Community Support
For questions or issues related to LeRobot integration, join the LeRobot's Discord server (channel mobile-so100-arm). The community can provide assistance with specific integration challenges. Check out community demos to discover more possibilities of LeKiwi: https://www.youtube.com/shorts/7WBpurj5Zoc
Part List
Lekiwi 3D printed enclosure | x1 |
12V 4500 mAh Lithium Battery | x1 |
100mm Omnidirectional wheel | x3 |
Feetech STS3215 30KG Serial Servo | x3 |
Feetech Servo Cable | x3 |
DC-DC Buck Power Module - 12V to 5V | x1 |
DC Male to Dual DC Male 5521 Y-Cable | x1 |
USB Cable;Type C to Type A | x2 |
Plug Power Adapter;Black-12V-2A AC/DC | x1 |
Motor Control Board | x1 |
Stud(M2*6) | x2 |
Screw(M2*4) | x4 |
Screw(M3*16) | x32 |
Screw(M4*18) | x9 |
Screw(M2*6) | x12 |
Nut(M3*2.5) | x35 |
Screw(M3*18) | x6 |
Screw(M3*10) | x15 |
Stud(M3*45) | x6 |
Screw(M5*25) | x4 |
Nut(M5*3.5) | x4 |