1. Important Safety Information
⚠️ Please mind potential fire risk and strictly follow the instruction manual for charging and storage. While using the product, please wear protective equipment and fully comply with the applicable law and regulations.
- Always wear a helmet and appropriate safety gear when riding.
- Familiarize yourself with local laws and regulations regarding electric bicycles.
- Perform a pre-ride inspection before each use, checking brakes, tire pressure, and battery level.
- Do not ride under the influence of alcohol or drugs.
- Avoid riding in heavy rain or extreme weather conditions.
- Ensure the folding mechanisms are securely locked before riding.
- Keep hands and feet clear of moving parts.
2. Package Contents
Your TOOFLY GS3 Mini Folding Electric Bicycle package should include the following items:
- TOOFLY GS3 Electric Bicycle
- 48V 15AH Removable Lithium Battery
- Battery Charger
- User Manual
- Accessories (e.g., bicycle lock, phone holder - may vary by package)

3. Setup and Assembly
The TOOFLY GS3 is designed for quick setup. Follow these steps to prepare your e-bike for its first ride:
- Unfolding the Bicycle: Carefully remove the bicycle from its packaging. Locate the main folding latch on the frame and the handlebar folding mechanism. Release them and unfold the bicycle until it clicks securely into place. Ensure all latches are fully engaged.
- Installing the Battery: The 48V 15AH lithium battery is removable. Insert the battery into its compartment, ensuring it is securely locked. Refer to the battery diagram for proper orientation.
- Charging the Battery: Before first use, fully charge the battery. Connect the charger to the battery charging port and then to a power outlet. The charging time is approximately 5-7 hours for a full charge.
- Adjusting the Seat: Use the quick-release lever to adjust the seat post height to a comfortable riding position. Ensure your feet can touch the ground when stopped.
- Adjusting Handlebars: Adjust the handlebar height and angle for optimal comfort and control. Secure all quick-release levers.
- Tire Pressure: Check and inflate tires to the recommended pressure (usually indicated on the tire sidewall). The bike features 14x2.125 All-Terrain Fat Tires.


4. Operating Instructions
The TOOFLY GS3 offers three riding modes for versatile use:
- Throttle Mode: Engage the throttle for electric-only propulsion without pedaling.
- Pedal-Assist Mode: The motor provides assistance as you pedal, making riding easier, especially on inclines.
- Pedal Only Mode: Ride the bicycle like a traditional bike, without any motor assistance.
LED Instrument Display: The integrated LED instrument displays essential information such as speed, mileage, and current battery level. Monitor this display to manage your ride effectively.
Lights: The e-bike is equipped with front headlights for visibility and rear brake lights for safety, activating when brakes are applied.


5. Maintenance
- Cleaning: Clean your e-bike regularly with a damp cloth. Avoid high-pressure washing directly on electrical components.
- Battery Care: Store the battery in a cool, dry place. Do not fully discharge the battery for extended periods. Charge it at least once every two months if not in use.
- Tires: Regularly check tire pressure and for any signs of wear or damage.
- Brakes: Inspect brake pads and cables regularly. Adjust or replace as needed to ensure optimal stopping power.
- Chain: Keep the chain clean and lubricated for smooth operation and to prevent rust.
- Folding Mechanisms: Periodically check that all folding mechanisms are clean and operate smoothly. Lubricate if necessary.
6. Troubleshooting
If you encounter issues with your TOOFLY GS3, try these basic troubleshooting steps:
- No Power: Ensure the battery is fully charged and correctly installed. Check all connections.
- Motor Not Assisting: Verify that pedal-assist mode is selected and the battery has sufficient charge. Check for any error codes on the LED display.
- Brakes Squealing/Ineffective: Inspect brake pads for wear. Clean brake rotors. If issues persist, professional adjustment may be required.
- Unusual Noises: Stop riding immediately and inspect the bike for loose parts, rubbing components, or damaged areas.
For persistent issues, please contact customer support.
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | TOOFLY GS3 |
| Motor | 250W Brushless Motor |
| Battery | 48V 15AH Removable Lithium Battery |
| Max Speed | <25 km/h |
| Range per Power | 31 - 60 km (16-25 miles per charge) |
| Charging Time | 5-7 hours |
| Wheel Size | 14 inches (14x2.125 All-Terrain Fat Tires) |
| Load Capacity | 120 kg |
| Max Uphill Slope | 15° |
| Riding Modes | Throttle, Pedal-Assist, Pedal Only |
| Certification | CE |
| Folded | Yes |
| Recommended Height | 5.2 ft - 6.8 ft |

8. User Tips
- Regular Charging: For optimal battery life, avoid letting the battery completely drain. Charge it regularly, especially after long rides.
- Secure Folding: Always double-check that all folding mechanisms are securely latched before riding to prevent accidents.
- Adjust for Comfort: Take the time to adjust the seat and handlebars to your preferred height and angle for a more comfortable and controlled ride.
- Vary Riding Modes: Experiment with the three riding modes to find the best balance of effort and assistance for different terrains and distances.
- Pre-Ride Check: Make it a habit to quickly check tire pressure, brake function, and battery level before every ride.
9. Warranty and Support
The TOOFLY GS3 Mini Folding Electric Bicycle typically comes with a manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions, including coverage duration and what is covered. For technical support, spare parts, or warranty claims, please contact the seller or manufacturer directly through their official channels. Keep your proof of purchase for warranty validation.