1. Product Overview
The MOC 66844 Walking Hexapod Robot is a building block set designed for STEM education, allowing users to construct a bionic hexapod robot with power functions. This set promotes hands-on learning and creativity, suitable for children and enthusiasts interested in robotics and engineering.

2. Package Contents
Depending on the SKU purchased, your package may contain the following components:
- Building Blocks for Hexapod Robot assembly
- M Motor
- AA Battery Case (may include a receiver)
- Remote Control (optional)
- Screwdriver (for battery case)


3. Setup and Assembly
This product requires assembly using the provided building blocks. Follow these general steps:
- Unpack Components: Carefully unbox all parts and verify against the included parts list (if available).
- Assemble the Robot Structure: Connect the building blocks according to the detailed assembly instructions or diagrams provided with your specific kit. Pay close attention to the orientation of Technic pins and axles.
- Install the M Motor: Integrate the M motor into the robot's structure as indicated in the assembly guide. Ensure all gears and linkages are correctly aligned for smooth movement.
- Install Batteries: Open the AA Battery Case using the provided screwdriver. Insert the required number of AA batteries (not included) into the battery slots, ensuring correct polarity (+/-). Close the battery case securely.
- Connect Power Functions: Connect the M motor to the AA Battery Case (or receiver if included) using the appropriate cables.
- Optional: Remote Control Setup: If your kit includes a remote control, ensure it also has batteries installed. The AA Battery Case with receiver inside supports both remote control and APP control.

4. Operating Instructions
Once assembled and powered, your Hexapod Robot is ready for operation.
4.1. Remote Control Operation (if applicable)
If your kit includes a remote control:
- Ensure the AA Battery Case (with receiver) is powered on and properly connected to the motor.
- Turn on the remote control.
- Use the joysticks or buttons on the remote control to maneuver the hexapod robot. The controls typically dictate forward, backward, and turning movements by coordinating the robot's legs.

4.2. APP Control (if applicable)
The AA Battery Case with receiver supports APP control. Refer to the specific APP instructions or QR code provided with your kit to download and connect the control application. The app will provide a virtual interface to control the robot's movements.
4.3. Demonstration Video
5. Maintenance
- Cleaning: Use a soft, dry cloth to gently wipe down the robot and its components. Avoid using water or harsh chemicals, as this can damage the electronic parts and plastic.
- Battery Replacement: When the robot's movement becomes sluggish or unresponsive, replace the AA batteries in the battery case and remote control (if applicable). Always use fresh batteries of the same type.
- Storage: Store the robot in a cool, dry place away from direct sunlight and extreme temperatures. If storing for an extended period, remove batteries to prevent leakage.
- Warning: Do not eat the building blocks. Keep away from fire.
6. Troubleshooting
- Robot Not Moving:
- Check if batteries are correctly installed and have sufficient charge.
- Ensure all power connections between the motor and battery case/receiver are secure.
- Verify that the motor is properly integrated and not obstructed by other blocks.
- Remote Control Not Responding:
- Check batteries in the remote control.
- Ensure the robot's receiver is powered on and within range.
- If using APP control, ensure Bluetooth or other connection methods are active and paired.
- Erratic Movement:
- Inspect the assembly for any loose connections or misaligned gears/legs.
- Ensure the walking surface is flat and clear of obstacles.
7. Specifications
| Feature | Detail |
|---|---|
| Model | 66844 |
| Block Size | Small building block (Compatible with Lego) |
| Power Source | AA Battery Case (batteries not included) |
| Plastic Type | ABS |
| Material | Plastic |
| Recommended Age | 6-12Y, 14+y, 18+ |
| Certification | CE |
| Gender | Unisex |
| Block Shape | Self-Locking Bricks |
| Assembled Dimensions (approx.) | 9 cm (width) x 11 cm (length) x 12 cm (height) |
| Origin | Mainland China |

8. Warranty and Support
For any product-related inquiries, technical support, or issues, please contact the seller directly through the platform where the product was purchased. Keep your order details handy for faster assistance.
Please note that while the product may be eligible for free returns within 90 days, this policy is separate from any manufacturer's warranty and applies to the return of the item, not necessarily its long-term performance or repair.
9. User Tips
- Detailed Instructions: If the basic diagrams are unclear, search for community-created assembly videos or detailed guides online for similar MOC Technic sets.
- Battery Quality: Using high-quality AA batteries can ensure consistent power and longer operation times for the motor and remote control.
- Creative Building: Don't be afraid to experiment with the blocks to create your own unique robot designs once you've mastered the basic hexapod build.