1. Introduction
This manual provides essential information for the safe operation and maintenance of your Segway Ninebot D18W Foldable Electric KickScooter. Please read this manual thoroughly before using the scooter to ensure proper assembly, operation, and to understand all safety warnings. Retain this manual for future reference.
The Segway Ninebot D18W KickScooter is certified to ANSI/CAN/UL-2272 by TUV Rheinland, ensuring compliance with electrical system safety standards.

A full view of the Segway Ninebot D18W KickScooter, showcasing its black and grey design, handlebars, deck, and wheels.
2. Setup and Initial Preparation
2.1 Unfolding the KickScooter
- Carefully remove the KickScooter and all accessories from the packaging.
- Lift the stem until it locks into the upright position. Ensure the folding mechanism is securely latched.
- Unfold the kickstand to support the scooter.
2.2 Initial Charging
Before first use, fully charge the KickScooter. The charging time is approximately 3.5 hours.
- Connect the charger to the charging port located on the scooter.
- Plug the charger into a power outlet. The indicator light on the charger will change to indicate charging status.
- Disconnect the charger once the battery is full.
2.3 App Connection
For full functionality and to deactivate initial speed limitations, download the official Segway-Ninebot app and connect it to your KickScooter via Bluetooth. Follow the in-app instructions for activation and tutorial completion.
3. Operating Instructions
3.1 Powering On/Off
- To power on: Press the power button.
- To power off: Press and hold the power button for a few seconds.
3.2 Riding Modes
The Segway Ninebot D18W features three riding modes, selectable via the handlebar display:

The handlebar display of the Segway Ninebot D18W, showing the digital interface with speed, battery level, and indicators for ECO, Standard, and Sport riding modes.
- ECO Mode: Offers extended range with a lower maximum speed (approx. 9.3 mph). Ideal for longer distances and conserving battery.
- Standard Mode: Balances range and speed, providing a comfortable riding experience up to 15.5 mph.
- Sport Mode: Provides maximum acceleration and speed up to 15.5 mph. Suitable for dynamic riding.
3.3 Braking System
The scooter is equipped with an electronic front brake and a rear drum brake for reliable stopping power. Always use both brakes simultaneously for optimal control and safety.
3.4 Folding the KickScooter
To fold the scooter for storage or transport, ensure the scooter is powered off. Engage the folding mechanism release and carefully fold the stem downwards until it latches securely to the rear fender.
3.5 Safety Guidelines
- Always wear a helmet and appropriate safety gear when riding.
- Adhere to local traffic laws and regulations.
- Avoid riding in wet conditions or on slippery surfaces.
- Maintain a safe distance from pedestrians and other vehicles.
- The integrated 2.1W front light illuminates the path up to 13.5 meters with a 30-degree beam angle, enhancing visibility during night rides.

A graphic showing the Segway Ninebot D18W handlebar and front light, illustrating a 13.5-meter illumination distance and a 30-degree beam angle for enhanced night visibility.
4. Maintenance
4.1 Tire Care
The D18W is equipped with 10-inch pneumatic tires. Regularly check tire pressure and inflate to the recommended PSI to ensure optimal performance and prevent punctures. Inspect tires for wear and damage.

A close-up view of the rear wheel, fender, and brake system of the Segway Ninebot D18W, emphasizing its 10-inch pneumatic tire and robust design for navigating various terrains.
4.2 Cleaning
Clean the scooter with a damp cloth. Avoid using high-pressure water jets or harsh chemicals, which can damage electronic components.
4.3 Battery Care
To prolong battery life:
- Avoid completely draining the battery.
- Charge the battery regularly, even if the scooter is not in use for extended periods.
- Store the scooter in a cool, dry place.
The Smart Battery Management System (BMS) monitors battery status with six protection mechanisms: short circuit, overcurrent, overcharging, over-discharging, temperature, and undervoltage auto-sleep protection.

An image of the Segway Ninebot D18W KickScooter overlaid with a circuit board graphic, illustrating the Smart Battery Management System (BMS) and its six protection mechanisms.
4.4 Brake Inspection
Periodically check the functionality of both the electronic front brake and the rear drum brake. Ensure brake levers operate smoothly and provide adequate stopping power.
5. Troubleshooting
If you encounter issues with your Segway Ninebot D18W, consider the following common solutions:
- Scooter not powering on: Ensure the battery is charged. Check the power button for proper function.
- Reduced range or speed: Verify tire pressure. Ensure the scooter is in the desired riding mode (ECO, Standard, Sport). Battery performance can be affected by temperature and rider weight.
- Charging issues: Check the charger cable and port for damage. Ensure the power outlet is functional.
- App connectivity problems: Ensure Bluetooth is enabled on your device and the scooter is powered on. Try restarting both the app and the scooter.
For more complex issues or persistent problems, refer to the Segway-Ninebot app for diagnostic tools or contact customer support.
6. Specifications

An exploded view diagram illustrating the internal motor components of the Segway Ninebot D18W, highlighting its 500W maximum power, 15.5 mph maximum speed, and 10% hill grade capability.
| Feature | Specification |
|---|---|
| Model Name | Segway Ninebot D18W KickScooter |
| Motor Power (Nominal/Max) | 250W / 500W |
| Maximum Speed | 15.5 mph (25 km/h) |
| Maximum Range | 11.2 Miles (18 km) |
| Charging Time | 3.5 Hours |
| Weight Limit | 220 Pounds (100 kg) |
| Item Weight | 31.75 Pounds (14.4 kg) |
| Product Dimensions (LxWxH) | 45" x 18.9" x 45.7" (114.3 cm x 48 cm x 116 cm) |
| Wheel Size | 10 Inches |
| Wheel Type | Pneumatic |
| Brake Style | Electronic front brake; rear drum brake |
| Frame Material | Aluminum |
| Special Feature | Foldable |
| Certification | ANSI/CAN/UL-2272 by TUV Rheinland |
7. Warranty and Support
7.1 Warranty Information
The Segway Ninebot D18W KickScooter comes with a 2-year limited warranty. Please refer to the separate warranty manual included with your product for detailed terms and conditions regarding coverage and claims.
7.2 Customer Support
For technical assistance, spare parts, or any inquiries not covered in this manual, please contact Segway customer support. Contact information can typically be found on the official Segway website or in your product packaging.





