1. Important Safety Information
Please read this manual carefully before operating the Gyroor S1 Kids Electric Balance Bike. Failure to follow the instructions and safety warnings may result in serious injury or damage to the product.
- Age Recommendation: Suitable for children aged 3-6 years.
- Maximum Rider Weight: Do not exceed 110 lbs (50 kg).
- Protective Gear: Always wear a helmet, knee pads, elbow pads, and appropriate footwear when riding.
- Supervision: Adult supervision is required at all times.
- Riding Environment: Ride in safe, open areas away from traffic, pedestrians, and obstacles. Avoid riding on wet, uneven, or slippery surfaces.
- UL2272 Certified: The battery is UL2272 certified, ensuring compliance with stringent safety standards.
- Warning: Not suitable for children under 3 years old.
2. Product Overview
The Gyroor S1 Kids Electric Balance Bike is designed to provide a fun and safe riding experience for young children, helping them develop balance and coordination. It features a robust motor, multiple speed settings, and durable components.

The Gyroor S1 Kids Electric Balance Bike, showcasing its sleek design and a child enjoying a ride.

Detail of the powerful 200W motor, providing smooth acceleration.

Key design elements: 12-inch inflatable tires for shock absorption, a reliable rear drum brake, and a comfortable fixed seat.

The lightweight design of the Gyroor S1, making it easy for children to handle.
Key Features:
- 200W Motor: Provides robust power for various terrains.
- 3 Speed Options: Adjustable speeds of 6, 8, and 10 MPH for progressive learning.
- 12-Inch Pneumatic Tires: Offers excellent shock absorption and traction.
- 7-Color Rear Fender LED Taillight: Enhances visibility and adds a fun visual element.
- Drum Brake: Reliable all-weather stopping power.
- UL2272 Certified Battery: Ensures high safety standards.
- Comfortable Fixed Seat: Designed for ergonomic and enjoyable rides.
3. Setup and Assembly
The Gyroor S1 requires some assembly. Please follow these steps carefully. All necessary tools are provided.
- Unpack: Carefully remove all components from the packaging.
- Install Front Wheel: Attach the front wheel to the fork using the provided hardware.
- Attach Handlebar: Secure the handlebar to the stem, ensuring it is centered and tightened properly.
- Mount Seat: Install the seat post into the frame and adjust the height to suit the rider.
- Connect Cables: Ensure all electrical cables are securely connected.
For a visual guide, please refer to the official installation tutorial video:
Official Gyroor S1 installation tutorial video. This video provides step-by-step instructions for assembling the electric balance bike, covering the front wheel, handlebar, and seat installation.
4. Operating Instructions
Familiarize yourself with the controls before riding.

The handlebar features an LED display for speed and battery life, along with the brake lever.
- Power On/Off: Locate the power button on the handlebar display. Press and hold to turn the bike on or off.
- Speed Settings: The bike offers 3 speed modes: 6 MPH (low), 8 MPH (medium), and 10 MPH (high). These can be adjusted via a switch located under a protective cover on the bike's frame. Parents can control this setting for safety.
- Throttle Control: The intuitive thumb throttle allows for smooth acceleration. Gently press the throttle to start moving.
- Braking: Use the drum brake lever on the handlebar to slow down or stop. Ensure the rider can comfortably reach and operate the brake.
- LED Display: Monitor your speed and battery life on the integrated LED display.
5. Charging the Battery
The Gyroor S1 is equipped with a 21.6V 2.6Ah (56.16 Wh) UL2272 certified battery.
- Charging Port: The charging port is located on the underside of the bike, protected by a cover.
- Removable Battery: The battery can be removed for convenient charging indoors. Use the provided keys to unlock and remove the battery.
- Charging Time: A full charge typically takes approximately 4 hours.
- Run Time: The bike provides approximately 40-60 minutes of continuous run time on a full charge, depending on speed mode and terrain.
- Charging Indicator: The charger will typically show a red light when charging and turn green when fully charged.
6. Maintenance
Regular maintenance ensures the longevity and safe operation of your Gyroor S1.
- Tire Pressure: Check and maintain appropriate tire pressure for the 12-inch pneumatic tires before each ride.
- Brake Inspection: Regularly inspect the drum brake for proper function and wear. Adjust or replace as needed.
- Cleaning: Wipe down the bike with a damp cloth after use. Avoid using high-pressure water jets directly on electrical components.
- Battery Care: Store the battery in a cool, dry place. Charge the battery regularly, even if not in use, to maintain its health.
- Fasteners: Periodically check all nuts, bolts, and fasteners to ensure they are tight.
7. Troubleshooting
If you encounter any issues with your Gyroor S1, refer to this section for common solutions.
- Bike Not Turning On:
- Check if the battery is charged.
- Ensure the power button is pressed and held correctly.
- Verify all electrical connections are secure.
- Loss of Power/Reduced Performance:
- Battery may be low; recharge fully.
- Check for loose connections.
- Ensure the speed setting is appropriate for the terrain.
- Brake Not Responding:
- Inspect the brake cable for damage or looseness.
- Adjust the brake mechanism if necessary.
If the issue persists, please contact customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Model | S1 |
| Motor Power | 200W |
| Speed Modes | 3 (6 MPH, 8 MPH, 10 MPH) |
| Wheel Size | 12 Inches |
| Tire Type | Pneumatic |
| Brake Type | Drum Brake |
| Battery | 21.6V 2.6Ah (56.16 Wh), UL2272 Certified |
| Charging Time | Approx. 4 hours |
| Run Time | 40-60 minutes (continuous) |
| Max Rider Weight | 110 lbs (50 kg) |
| Item Weight | 24.3 lbs (11 kg) |
| Age Range | 3-6 years |
| Special Features | 7-Color Rear Fender LED Taillight, Adjustable Seat, Kickstand |
9. Warranty and Support
Gyroor provides the following warranty for the S1 Kids Electric Balance Bike:
- Battery: 6 months (covers manufacturing defects).
- Other Parts: 12 months (covers manufacturing defects).
For warranty claims, technical support, or any questions, please contact Gyroor customer service through their official website or the retailer where the product was purchased.





