1. Introduction
Welcome to the user manual for your Fafrees F20 Mate E-Bike Tricycle. This manual provides essential information for the safe and efficient operation, maintenance, and care of your electric tricycle. Please read this manual thoroughly before your first ride and keep it for future reference.

Figure 1.1: Fafrees F20 Mate E-Bike Tricycle (Blue)
The Fafrees F20 Mate is a 20-inch folding electric tricycle designed for adults, featuring a 48V/18.2Ah removable battery, rear rack, and robust construction suitable for various terrains. Its design prioritizes stability, comfort, and utility, making it ideal for commuting, errands, or leisurely rides.
2. Safety Information
Your safety is paramount. Always wear a helmet and appropriate safety gear when riding. Adhere to all local traffic laws and regulations. Perform a pre-ride inspection before each use.
2.1 Weight Capacity
- Max Rider Weight: 150 kg (330 lbs)
- Max Front Basket Weight: 20 kg (44 lbs)
- Max Rear Basket Weight: 45 kg (99 lbs)
- Total Payload Capacity (Rider + Cargo): Never exceed 180 kg (397 lbs)
Exceeding these weight limits can compromise the tricycle's stability, braking performance, and structural integrity, leading to potential injury or damage.
2.2 Safety Features
- Integrated Front and Rear Brake Lights: Enhance visibility, especially at night.
- Reflectors: Located on both rear fenders for added safety in low-light conditions.
- Hydraulic Parking Brakes: Ensure the tricycle remains stationary when parked.

Figure 2.1: Integrated Safety Lights
3. Product Overview and Components
The Fafrees F20 Mate is engineered with several key features for performance and comfort:
- Rear Hub Motor with Speed Differential: Provides powerful electric assistance and allows independent wheel rotation for improved handling and reduced tire wear. Capable of ascending 15° slopes with 65N·m torque.
- 48V 18.2Ah Removable Lithium-ion Battery: Offers extended range and convenient charging.
- LCD Color Display: High-definition display showing speed, battery level, mileage, and gear. Includes 5 speed levels, walk assistance, and cruise control.
- Hydraulic Parking Brakes: Front and rear hydraulic brakes with 180mm/2.3mm thick pads for precise stopping power.
- Double Suspension: Rear shock tube and front suspension work together to absorb shocks and vibrations, enhancing ride comfort.
- 20*3.0 Fat Tires: Designed for superior grip and stability on various terrains, including gravel, sand, snow, and uneven surfaces.
- Step-thru Foldable Frame: Low step-through design for easy mounting and dismounting, with a convenient folding mechanism for storage and transport.
- Heavy Duty Design: Robust build with options for front and expanded rear baskets for carrying heavy loads.

Figure 3.1: Fafrees F20 Mate in a natural setting
4. Setup
4.1 Unpacking and Initial Assembly
Your Fafrees F20 Mate tricycle comes partially assembled. Carefully remove all packaging materials. Refer to the included assembly guide for detailed instructions on attaching the handlebars, pedals, and any accessories. Ensure all bolts and fasteners are securely tightened before your first ride.
4.2 Battery Charging
Before first use, fully charge the battery. The battery is removable for convenient charging indoors.
- Locate the charging port on the battery.
- Connect the provided charger to the battery and then to a standard power outlet.
- The charging indicator on the charger will show the charging status.
- A full charge typically takes 6-7 hours. Do not overcharge the battery.
- Once fully charged, disconnect the charger.

Figure 4.1: Removable Battery for Charging
5. Operating Instructions
5.1 Powering On/Off
To power on the tricycle, press and hold the power button on the LCD display. To power off, press and hold the power button again.
5.2 LCD Color Display
The high-definition LCD display provides real-time information and control over your ride:
- Speed: Current riding speed.
- Battery: Remaining battery charge level.
- Mileage: Trip distance and total odometer.
- Gear/Speed Level: Adjust between 5 levels of pedal assistance.
- Walk Assistance Mode: Provides low-speed assistance for walking alongside the tricycle.
- Cruise Control Function: Maintains a set speed without continuous throttle input.

Figure 5.1: LCD Color Display
5.3 Riding Modes and Range
The F20 Mate offers two primary riding modes:
- Pedal-Assist Mode: The motor provides assistance as you pedal. Range: Up to 110 km (68 miles) on a single charge.
- Pure Electric Mode: The motor powers the tricycle without pedaling (throttle-only). Range: Up to 75 km (46 miles) on a single charge.
Maximum speed is electronically limited to 25 KM/H (15.5 MPH) in accordance with regulations.
5.4 Braking System
The tricycle is equipped with front and rear hydraulic brakes for reliable stopping power. The two parking brake levers allow you to lock the brakes, ensuring the tricycle remains stationary when parked or loading/unloading cargo.

Figure 5.2: Hydraulic Parking Brake System
5.5 Folding Mechanism
The F20 Mate features a foldable frame for easy storage and transport. Follow the specific folding instructions provided in the separate assembly guide to ensure proper and safe folding and unfolding.

Figure 5.3: Folding Points
6. Maintenance
Regular maintenance ensures the longevity and safe operation of your Fafrees F20 Mate tricycle.
6.1 Battery Care
- Charge the battery regularly, even if not in use, to maintain its health.
- Store the battery in a cool, dry place, away from direct sunlight and extreme temperatures.
- Avoid fully discharging the battery frequently.
6.2 Tires
Regularly check tire pressure and inflate to the recommended PSI (indicated on the tire sidewall) to ensure optimal performance and prevent punctures. Inspect tires for wear and tear.

Figure 6.1: 20*3.0 Fat Tires
6.3 Brakes
Check brake pads for wear and ensure brake levers operate smoothly. If braking performance degrades, have the system inspected by a qualified technician.
6.4 Cleaning
Clean the tricycle with a damp cloth and mild detergent. Avoid high-pressure washing, especially near electrical components. Dry thoroughly after cleaning.
6.5 Suspension
The double suspension system (rear shock tube and front suspension) helps mitigate shocks. Keep suspension components clean and free of debris. Do not attempt to disassemble suspension components unless you are a qualified technician.

Figure 6.2: Double Suspension System
7. Troubleshooting
This section addresses common issues you might encounter. For problems not listed here, please contact customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Tricycle does not power on | Battery not charged or not properly seated; Power button not pressed correctly. | Ensure battery is fully charged and securely installed. Press and hold the power button firmly. |
| Motor not assisting | Low battery; Pedal-assist level set to zero; Loose electrical connection. | Charge battery. Increase pedal-assist level on the display. Check all visible electrical connections. |
| Brakes feel weak | Worn brake pads; Air in hydraulic line; Misaligned calipers. | Inspect brake pads for wear and replace if necessary. Consult a professional for hydraulic system bleeding or caliper adjustment. |
| Unusual noises during ride | Loose components; Debris in drivetrain; Worn bearings. | Check all bolts and fasteners for tightness. Inspect drivetrain for foreign objects. If noise persists, seek professional inspection. |
8. Specifications
| Feature | Specification |
|---|---|
| Model | F20 MATE |
| Brand | Fafrees |
| Bike Type | Electric Tricycle |
| Age Range | Adult |
| Color | Blue |
| Wheel Size | 20 Inches |
| Tire Size | 20*3.0 Inches (Fat Tires) |
| Frame Material | Aluminum |
| Frame Size | 16 inches |
| Number of Speeds | 1 |
| Power Source | Electric Motor |
| Battery | 48V 18.2Ah Lithium-ion (Removable) |
| Charging Time | 6-7 hours |
| Max Speed | 25 KM/H |
| Range (Pedal-Assist) | Up to 110 km |
| Range (Pure Electric) | Up to 75 km |
| Brake Type | Hydraulic Disc Brakes |
| Suspension Type | Front and Rear (Double Suspension) |
| Product Dimensions | 174 x 74 x 116 cm |
| Item Weight | 40 kg |
| Features | Digital Display, Taillight, Basket, Foldable, Headlight |
| Included Components | 1 x Fafrees F20 Mate e-tricycle, 1 x Battery Charger with UK adaptor, 1 x User manual, 1 x Standard Rear Rack |
9. Warranty and Support
For warranty information, please refer to the warranty card included with your purchase or contact Fafrees customer support directly. Keep your proof of purchase for any warranty claims.
9.1 Customer Support
If you have any questions, require technical assistance, or need to order replacement parts, please contact Fafrees customer support through the official website or the retailer where you purchased the product. Provide your model number (F20 MATE) and purchase date for faster service.





