1. Product Overview
This manual provides instructions for the XBERSTAR Electric Scooter Rear Fender, designed specifically for the Ninebot E2 Pro Electric Scooter. This assembly includes the rear fender, fender bracket, and integrated taillight, enhancing both functionality and safety.

Figure 1: Complete XBERSTAR Electric Scooter Rear Fender Assembly for Ninebot E2 Pro. This image shows the full fender unit, including the integrated taillight and mounting points, ready for installation.
Key Features:
- Mud and Water Prevention: Effectively prevents mud and water from splashing, protecting the rider and the scooter's components during wet conditions.
- Integrated Taillight: Features a high-brightness LED taillight to improve visibility and safety during nighttime operation.
- Durable Construction: Manufactured from high-density plastic, ensuring toughness, durability, and stable performance.
- Fender Retaining Bracket: Includes a built-in bracket to reduce fender wobbling and extend its service life.
- Removable Folding Hook: Incorporates a hook for convenient folding and carrying of the scooter.
2. Package Contents
Upon opening the package, verify that all components are present and undamaged.
- 1 x XBERSTAR Electric Scooter Rear Fender Assembly (includes fender, bracket, and taillight)
Note: Additional tools for installation are not included and may need to be acquired separately.
3. Setup and Installation
This section outlines the general steps for installing the rear fender assembly on your Ninebot E2 Pro electric scooter. Professional installation is recommended if you are unfamiliar with scooter maintenance.
Required Tools (Not Included):
- Screwdriver set (appropriate for your scooter's fasteners)
- Wrench set (if applicable)
Installation Steps:
- Preparation: Ensure the scooter is powered off and stable. If replacing an existing fender, carefully remove the old fender and disconnect any wiring for the taillight.
- Positioning: Align the new XBERSTAR rear fender assembly with the mounting points on the scooter's frame.
- Secure the Fender: Use the appropriate screws and fasteners to securely attach the fender to the scooter. Ensure all connections are tight to prevent wobbling.
- Connect Taillight Wiring: Carefully connect the taillight wiring from the new fender to the scooter's electrical system. Refer to your scooter's original manual for specific wiring instructions if needed. Ensure connections are secure and insulated.
- Test Functionality: Power on the scooter and test the taillight to ensure it functions correctly (e.g., illuminates when brakes are applied or lights are activated).
- Final Check: Verify that the fender is firmly attached, does not interfere with wheel rotation, and that all components are properly aligned.

Figure 2: The XBERSTAR rear fender featuring its built-in retaining bracket. This bracket is designed to enhance stability and prevent excessive movement of the fender during scooter operation.

Figure 3: Visual comparison illustrating the improved stability of the fender when equipped with the retaining bracket (left) versus a fender without such a bracket, which may wobble (right).
4. Operating Instructions
Once installed, the XBERSTAR Electric Scooter Rear Fender operates passively as an integral part of your Ninebot E2 Pro scooter.
Fender Functionality:
- Splash Protection: The primary function is to block mud and water splashes from the rear wheel, keeping the rider and scooter cleaner.
- Taillight Operation: The integrated LED taillight will activate in conjunction with your scooter's lighting system, typically when the scooter's lights are turned on or when braking.
- Folding Hook: The built-in hook allows for easier folding and carrying of the scooter. To use, simply engage the hook with the designated latch on your scooter's stem when folding.

Figure 4: The rear fender in action, demonstrating its role in preventing mud and water from splashing onto the rider and scooter, especially during wet riding conditions.

Figure 5: A detailed view of the integrated LED taillight on the XBERSTAR rear fender, highlighting its design for improved visibility and safety.

Figure 6: The built-in removable folding hook located on the XBERSTAR rear fender, designed to assist in securing the scooter when folded for transport or storage.
5. Maintenance
Regular maintenance ensures the longevity and optimal performance of your rear fender assembly.
- Cleaning: Periodically clean the fender with a damp cloth to remove dirt, mud, and debris. Avoid abrasive cleaners that could damage the plastic.
- Inspection: Regularly inspect the fender for any cracks, damage, or loose fasteners. Check the taillight for proper function and ensure its wiring is intact and secure.
- Fastener Tightness: Over time, vibrations can loosen fasteners. Periodically check and tighten all mounting screws to ensure the fender remains securely attached.
- Taillight Lens: Keep the taillight lens clean to ensure maximum brightness and visibility.
6. Troubleshooting
This section addresses common issues you might encounter with the rear fender assembly.
| Problem | Possible Cause | Solution |
|---|---|---|
| Fender is loose or wobbling. | Mounting screws are loose. | Tighten all mounting screws securely. |
| Taillight is not working. |
|
|
| Fender is cracked or broken. | Impact damage or material fatigue. | The fender assembly will need to be replaced. |
7. Specifications
| Attribute | Detail |
|---|---|
| Product Name | Electric Scooter Rear Fender |
| Brand | XBERSTAR |
| Model Compatibility | Ninebot E2 Pro Electric Scooter |
| Material | High-density Plastic |
| Color | Black |
| Approximate Dimensions | 40 cm x 23 cm (7.87 x 3.94 x 0.39 inches package dimensions) |
| Approximate Weight | 350g (10.6 ounces) |
| Position | Rear |
| Features | Integrated LED Taillight, Built-in Retaining Bracket, Removable Folding Hook |
8. Warranty Information
Specific warranty details for XBERSTAR products are typically provided at the point of purchase or on the manufacturer's official website. Please retain your proof of purchase for any warranty claims.
For warranty inquiries, please contact the retailer or XBERSTAR customer support directly.
9. Customer Support
For further assistance, technical support, or inquiries regarding your XBERSTAR Electric Scooter Rear Fender, please refer to the following resources:
- Retailer Support: Contact the seller from whom you purchased the product.
- Online Resources: Visit the official XBERSTAR brand store on Amazon for product information and updates: XBERSTAR Store