1. Setup Instructions
This BrickBling LED Light Kit is designed to enhance your LEGO Minecraft The Red Barn (Model 21187). Please note that the LEGO model set is not included with this light kit. Ensure you have the LEGO model assembled before proceeding with the light kit installation.
Included Components:
- LED Light Kit components
- Connecting Cables
- USB Cable
- Instruction Manual (this document)
- Battery Box (AAA batteries not included)
Installation Steps:
- Carefully unpack all components of the light kit.
- Refer to the detailed step-by-step video instructions provided by BrickBling for precise installation guidance. A link to the video is provided below.
- Integrate the light wires and LED components into your LEGO model as shown in the video. The wires are designed to be lightweight and concealable within the model structure.
- Connect the light kit to the provided battery box or a USB power source.

Image: The LEGO Minecraft Red Barn model 21187 fully assembled and illuminated with the BrickBling LED Light Kit.
Video: Official BrickBling installation guide for the LED Lighting Kit compatible with LEGO Minecraft The Red Barn 21187. This video demonstrates the step-by-step process of integrating the lights into your model.
2. Operating Instructions
The BrickBling LED Light Kit is designed for simple operation once installed.
Powering the Lights:
- Connect the provided USB cable to the light kit and a compatible USB power source such as a power bank, computer USB port, or a wall adapter (not included).
- Alternatively, insert AAA batteries (not included) into the provided battery box and connect it to the light kit.
Turning On/Off:
The lights will illuminate automatically once a stable power source is connected. To turn off the lights, simply disconnect the power source (USB cable or battery box).
Recommended Voltage:
Ensure the power source provides a voltage between 3-5V for optimal performance and longevity of the LED lights.

Image: A close-up view of the illuminated interior of the LEGO Minecraft Red Barn, showcasing the effect of the LED lights.
3. Maintenance
To ensure the longevity and optimal performance of your BrickBling LED Light Kit, follow these maintenance guidelines:
- Cleaning: Gently wipe the LED components and wires with a soft, dry cloth to remove dust. Avoid using liquid cleaners directly on the electrical components.
- Handling: The light wires are delicate. Handle them with care during installation and any subsequent adjustments to prevent damage.
- Storage: If storing the LEGO model with the light kit installed, ensure it is kept in a dry, dust-free environment away from direct sunlight and extreme temperatures.
- Materials: The kit is constructed from high-grade ABS materials and copper for durability.

Image: A detailed view showing a lit lantern and a Minecraft character, highlighting the intricate lighting effects.
4. Troubleshooting
If you encounter issues with your BrickBling LED Light Kit, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Lights do not turn on. | No power, loose connection, incorrect battery installation. | Check if the USB cable is securely connected to a working power source. If using the battery box, ensure AAA batteries are correctly inserted and not depleted. Verify all light kit connections are firm. |
| Some lights are dim or flickering. | Insufficient power, loose wire, damaged LED. | Ensure your power source provides adequate and stable power (3-5V). Check for any loose wire connections. If a specific LED is damaged, contact customer support. |
| Wires are visible or interfere with LEGO bricks. | Improper wire routing. | Refer to the installation video for guidance on how to properly conceal wires within the LEGO model structure. Gently reroute wires to minimize visibility and interference. |
5. Product Specifications
| Feature | Detail |
|---|---|
| Brand Name | BrickBling |
| Model Name | 21187 |
| Manufacturer Part Number | 21187-1 |
| Item Type Name | Lego Light |
| Material Type | Acrylonitrile Butadiene Styrene (ABS) |
| Color | Red (for compatible model) |
| Theme | Minecraft |
| Number of Pieces | 1 (Light Kit) |
| Item Dimensions | 6.1 x 4.15 x 1.18 inches (Packaging/Kit) |
| Is Assembly Required | Yes |
| Indoor Outdoor Usage | Indoor |
| Operation Mode | Manual |
| Power Source | Battery Powered / USB Powered |
| Supported Battery Types | Replaceable battery, 3-5V (AAA batteries for battery box) |
6. Warranty and Support
BrickBling is committed to providing high-quality products. For any questions, concerns, or issues regarding your LED Light Kit, please contact BrickBling customer support. While specific warranty details are not provided in this manual, please retain your proof of purchase for any warranty claims.
For further assistance, visit the official BrickBling store or contact their customer service through the platform where you purchased the product.





