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Buy Waveshare RoArm-M2-S 4-DOF Robotic Arm
Waveshare RoArm-M2-S 4-DOF Robotic Arm Kit
- Rs 27,422/-
- Rs 27,422/-
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Rs 39,999/-
- 31%
Save Rs 12,577/-
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Waveshare RoArm-M2-S 4-DOF Robotic Arm Kit
Waveshare RoArm-M2-S 4-DOF Robotic Arm Kit
Quick Decision
- Best for Robotics Learning
- ESP32 Based
- Wireless Control
- Desktop Size
Benefits
- Wireless Control
- Compact Size
- Programmable Arm
- High Torque
Pros & Cons
- ESP32 Control
- 4-DOF Arm
- Open Source
- Needs Setup
Use Cases
- STEM Learning
- Pick and Place
- Arm Control
- Robotics Demos
Waveshare RoArm-M2-S Desktop 4-DOF Robotic Arm Kit Based on ESP32
The Waveshare RoArm-M2-S is a compact 4-DOF robotic arm powered by ESP32 and designed for robotics education, research, prototyping, and custom development. Its direct-drive joints, high-torque servos, and precise joint feedback provide controlled and stable movement for hands-on robotics applications.
Weighing less than 900g, the RoArm-M2-S supports a 0.5 kg payload at 0.5 m and provides a workspace of approximately 1 meter in diameter. Its 360° rotating platform and flexible joints allow the arm to move in multiple directions, making it suitable for desktop robotics projects and integration with mobile platforms.
The ESP32-based control system supports wireless operation through ESP-NOW, along with Web App, JSON, HTTP, serial, and USB control options. Users can operate the arm from a PC, tablet, or smartphone without installing additional software.
Why Choose the Waveshare RoArm-M2-S?
The RoArm-M2-S combines precise motion control, wireless connectivity, and open-source development in a compact robotic arm platform. It is suitable for users who want to learn robotics concepts while retaining the flexibility to develop custom applications.
Its ROS2 compatibility, inverse kinematics support, camera mounting options, expandable end-of-arm tooling, and open-source resources make it useful for both educational projects and more advanced robotics development.
Features
4-DOF Robotic Arm → Flexible Movement
The four degrees of freedom provide multiple axes of movement for tasks such as object manipulation, positioning, demonstrations, and robotics experiments.
ESP32 Control → Wireless Operation
The onboard ESP32 supports wireless communication and multiple control methods, providing flexible operation without requiring a complicated network setup.
12-Bit Magnetic Encoder → Precise Position Feedback
The integrated magnetic encoder provides joint-angle feedback with stated accuracy of 0.088°, helping the arm achieve accurate positioning.
Dual-Drive Technology → Higher Torque
The dual-drive control system increases shoulder-joint torque, supporting smoother movement and improved load-handling capability.
Direct-Drive Clamp → Controlled Gripping
The direct-drive clamp allows users to adjust gripping force for more controlled handling of different objects.
360° Rotating Platform → Wide Movement Range
The rotating platform and flexible joints allow the robotic arm to operate across a broad workspace.
Web-Based Control → Easy Operation
The cross-platform Web App can be accessed through a PC, tablet, or smartphone without requiring additional application installation.
Open-Source Development → Customization
Open-source control code, communication documentation, APIs, DXF files, and 3D models provide flexibility for custom development and mechanical modifications.
ROS2 Support → Advanced Robotics Development
ROS2 communication nodes, URDF model files, and tutorials provide a foundation for integrating the arm into robotics development workflows.
Camera Support → Computer Vision Applications
The included camera holder and open-source design resources allow users to add cameras for applications such as object tracking and facial recognition.
Enhanced EoAT Versatility
The End-of-Arm Tool (EoAT) can function as the fourth degree of freedom or as a clamp, supporting multiple mounting methods. Includes open-source DXF and 3D models for easy customization and DIY projects.
Omnidirectional Motion with Flexible Joints
Designed with flexible joints and a 360° rotating platform, the RoArm-M2-S offers a 1-meter operating range, enabling unrestricted movement in all directions.
Seamless Cross-Platform Web Control
No app installation required—simply enter the robot’s address to connect via PC, tablet, or smartphone. The open-source Web App supports custom UI modifications and feature expansion for advanced users.
Fully Open-Source for Custom Development
The RoArm-M2 series provides open-source control codes and communication interface documentation, supporting multiple programming languages and hardware platforms. Offers modular training resources, making it beginner-friendly.
Lightweight Yet High-Strength Build
Weighing less than 900g, the robotic arm is built with carbon fiber and 5052 aluminum alloy, ensuring stability and durability while maintaining compatibility with various mobile robot chassis.
High-Precision Joint Feedback (0.088° Accuracy)
Equipped with a 12-bit magnetic encoder, the system directly extracts joint angle feedback for enhanced accuracy, allowing for precise positioning of the robotic arm.
Dual-Drive Technology for Enhanced Torque
A custom dual-drive control algorithm significantly increases shoulder joint torque, enabling higher power output and greater load capacity, ensuring smooth and stable operation.
Direct-Drive Clamp for Precise Force Control
The direct-drive clamp design allows for fine-tuned force adjustments, ensuring delicate objects are securely gripped without excessive pressure.
Curve Velocity Control for Smooth Motion
Utilizes an advanced curve velocity control algorithm to minimize oscillations, delivering a natural and fluid movement experience, especially during start and stop operations.
Applications
The Waveshare RoArm-M2-S can be used for:
-
Robotics education and STEM learning
-
Robotics research and development
-
Pick-and-place experiments
-
AI and computer vision projects
-
Automation prototypes
-
ROS2 development
-
Mechatronics and servo testing
-
Robotic arm demonstrations
-
Custom end-effector development
-
Mobile robotics integration
Price and Support
The Waveshare RoArm-M2-S 4-DOF Robotic Arm Kit is available at ₹27,369 at Robocraze, reduced from ₹39,999, with GST included and no hidden charges. Robocraze provides technical support and easy returns, free delivery above ₹999, same-day shipping for eligible orders, and COD availability on orders between ₹500 and ₹3,000.
Package Includes:
- 1x RoArm-M2-S
- 1x Accessories pack
- 1x 12V 5A power supply
- 1x Expansion mounting plate
- 1x Camera holder
- 1x EoAT expansion plate
- 1x Base mounting plate
Specifications:
| Feature | Specification |
|---|---|
| Model | RoArm-M2-S |
| Degrees of Freedom (DOF) | 4 |
| Load Capacity | 0.5kg @ 0.5m |
| Weight | 826 ± 15g |
| Operating Diameter | 1090mm |
| Base Rotation Angle | 360° |
| Controller Chip | ESP32 |
| Source Code | Completely Open Source |
| Servo Motors | 5 x ST3215 |
| Communication Methods | WiFi / ESP-NOW / UART / USB |
1. What is the Waveshare RoArm-M2-S used for?
The Waveshare RoArm-M2-S is designed for robotics education, research, prototyping, automation, and custom robotic applications. It can be used for pick-and-place experiments, AI and computer vision projects, ROS2 development, mechatronics testing, and robotics demonstrations.
2. How many degrees of freedom does the RoArm-M2-S have?
The RoArm-M2-S is a 4-DOF robotic arm. Its multi-axis movement allows users to experiment with positioning, manipulation, inverse kinematics, and other fundamental robotics concepts.
3. How is the RoArm-M2-S controlled?
The robotic arm can be controlled through its cross-platform Web App using a PC, tablet, or smartphone. It also supports JSON commands, HTTP, serial, USB, and ESP-NOW wireless control for different development and automation requirements.
4. Does the RoArm-M2-S support ROS2?
Yes. The RoArm-M2-S provides ROS2 communication nodes, URDF model files, and ROS2 tutorials, making it suitable for users developing and experimenting with ROS2-based robotic systems.
5. What is the payload capacity of the RoArm-M2-S?
The RoArm-M2-S supports a stated 0.5 kg payload at 0.5 m. Its dual-drive technology and high-torque joints help provide the required force for supported robotic manipulation tasks.
6. Can I add a camera to the RoArm-M2-S?
Yes. The RoArm-M2-S includes camera mounting support and open-source design resources. A camera can be integrated for applications involving computer vision, object tracking, facial recognition, and other vision-based robotic functions.
7. Is the RoArm-M2-S suitable for beginners?
Yes. The RoArm-M2-S includes development tutorials, an easy-to-use Web App, open-source resources, and multiple control interfaces. These features make it suitable for students and beginners while also providing expansion options for experienced robotics developers.
Warranty Coverage:
This product comes with a 1-year manufacturer warranty from the date of purchase, covering manufacturing defects only.
Warranty Void If:
The product shows signs of physical damage, mishandling, exposure to water/moisture, fire, natural calamities, unauthorized repairs, improper storage near heat or direct sunlight, or alteration in any way.
Shipping Policy
- Free Delivery on all Orders Above Rs 999/-
- All orders confirmed before 3:00 PM IST are shipped the same day, barring rare pickup delays on holidays or disturbances.
- Delivery time in Metro cities is 1–3 days; for other locations, it is 3–7 days. Delivery varies based on location and courier service.
Return & Refund Policy
- Return window: 7 days from receipt unless stated otherwise.
- No refunds or replacements after the return window.
- Returns are accepted only for non-working or damaged products.
- Initiate return requests via a Support ticket or contact us at +91-8123057137.
- Refunds are processed within 3–4 working days after inspection and approval.
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