1. Introduction and Product Overview
The Fafrees F20 Mate is an advanced adult electric tricycle designed for comfort, safety, and utility. This updated model features significant enhancements including an increased battery capacity, improved braking system, and added safety features. Its robust aluminum alloy frame and fat tires ensure stability and durability across various terrains, while the folding design offers convenient storage and transport.
Key upgrades in the F20 Mate include:
- Upgraded from double front and rear brakes to a triple front and rear braking system.
- Battery capacity increased to 21 Ah (1008 Wh) for extended range.
- Addition of front and rear turn signals, a double turn signal function, horn, and rearview mirrors for enhanced safety.
- Other detailed modifications for E-Mark certification compliance.

2. Setup and Assembly
The Fafrees F20 Mate features a foldable frame for easier transport and storage. Some initial setup and adjustments are required before your first ride.
2.1 Unfolding the Tricycle
- Carefully remove the tricycle from its packaging.
- Unfold the main frame by releasing the folding mechanism. Ensure it locks securely into place.
- Unfold the handlebar stem and secure it.
- Attach the pedals by screwing them into the crank arms. Note that pedals are typically marked 'L' for left and 'R' for right.
- Install the rearview mirrors into their designated slots on the handlebars.
2.2 Initial 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 charger to the battery, then plug the charger into a standard power outlet.
- The charging indicator on the charger will show the charging status. A full charge typically takes 7-8 hours.
- Once fully charged, disconnect the charger.

2.3 Adjustments
- Handlebar Height: Adjust the handlebar height (109-116 cm) to a comfortable riding position using the quick-release lever.
- Seat Height: Adjust the seat height (82-106 cm) to ensure your feet can comfortably reach the ground when stopped.
- Tire Pressure: Ensure tires are inflated to the recommended pressure for optimal performance and safety.
3. Operating the Tricycle
The Fafrees F20 Mate offers multiple riding modes and advanced features for a versatile riding experience.
3.1 Riding Modes
- Human Mode: Ride the tricycle like a traditional bicycle, using pedal power only.
- Assisted Mode (PAS): The motor provides assistance as you pedal. The LCD display allows you to select from 5 preset PAS (Pedal Assist System) levels, controlling the amount of motor assistance.
- Pure Electric Mode: Use the throttle to engage the motor and ride without pedaling.
3.2 LCD Display Functions
The high-resolution LCD color display provides essential riding information:
- Current Speed
- Battery Level
- Mileage (Trip/Total)
- PAS Level (0-5)
3.3 Braking System
The F20 Mate is equipped with a triple braking system for superior stopping power and safety.
- Hydraulic Disc Brakes: Provide strong and consistent braking performance in various conditions.
- Triple Rear Brakes: Enhanced braking on the rear wheels for increased stability and control, especially when carrying loads.
- Parking Brake Lever: Ensures the tricycle remains stationary when parked, preventing accidental rolling.

3.4 Cargo Capacity and Weight Limits
The F20 Mate is designed to carry significant loads with its front and large rear cargo baskets. Adhere to the following weight guidelines:
- Maximum rider weight: 150 kg (330 lbs)
- Maximum front basket weight: 20 kg (44 lbs)
- Maximum rear basket weight: 45 kg (99 lbs)
- Total payload (rider + cargo): Not to exceed 180 kg (397 lbs)
3.5 Safety Features
- Turn Signals: Use the front and rear turn signals to indicate your direction to other road users.
- Horn: Alert pedestrians or other vehicles to your presence.
- Rearview Mirrors: Provide visibility of traffic behind you.
- Headlight & Taillight: Ensure visibility during low-light conditions.
4. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Fafrees F20 Mate electric tricycle.
4.1 Battery Care
- Charge the battery regularly, even if not in frequent use, to maintain its health.
- Avoid completely draining the battery before recharging.
- Store the battery in a cool, dry place when not in use.
- The battery has an IPX5 waterproof rating, but avoid submerging it in water.
4.2 Tire Maintenance
The 20x3.0 inch fat tires are designed for durability and puncture resistance.
- Regularly check tire pressure and inflate to the recommended PSI.
- Inspect tires for any signs of wear, cuts, or punctures.

4.3 Differential System
The aluminum alloy differential allows independent rotation of the rear wheels, preventing slippage and wear during turns. This system is designed for a long lifespan of over 50,000 km and requires minimal maintenance.

4.4 General Cleaning and Inspection
- Clean the tricycle regularly with a damp cloth. Avoid using high-pressure water jets directly on electrical components.
- Periodically check all bolts, nuts, and quick-release levers to ensure they are tightened securely.
- Lubricate the chain and other moving parts as needed.
5. Troubleshooting
This section provides general guidance for common issues. For complex problems, please contact customer support.
- Tricycle not powering on: Check if the battery is properly inserted and charged. Ensure all electrical connections are secure.
- Motor not assisting: Verify the PAS level on the LCD display. Ensure the battery has sufficient charge. Check for any error codes on the display.
- Brakes not effective: Inspect brake pads for wear. Check hydraulic fluid levels if applicable. Ensure brake levers are properly adjusted.
- Unusual noises: Inspect for loose components, rubbing parts, or issues with the drivetrain.
If you encounter any issues that cannot be resolved with these basic steps, please refer to the detailed troubleshooting guide in the full user manual or contact Fafrees customer service.
6. Specifications
| Feature | Specification |
|---|---|
| Model | F20 Mate Update |
| Unfolded Dimensions (L x W x H) | 174 x 74 x 116 cm (68.5 x 29.1 x 45.7 inches) |
| Folded Dimensions (L x W x H) | 100 x 74 x 82 cm (39.4 x 29.1 x 32.3 inches) |
| Adjustable Handlebar Height | 109-116 cm (42.9-45.7 inches) |
| Adjustable Seat Height | 82-106 cm (32.3-41.7 inches) |
| Tire Size | 20 x 3.0 inches |
| Rear Basket Size | 48 x 36 x 16 cm (18.9 x 14.2 x 6.3 inches) |
| Pedal Ground Clearance | 9 cm (3.5 inches) |
| Recommended Riding Height | 160-200 cm (5'3"-6'7") |
| Net Weight | 43 kg (94.8 lbs) |
| Battery Weight | 3.4 kg (7.5 lbs) |
| Max Load Capacity | 180 kg (397 lbs) |
| Frame Material | Aluminum Alloy |
| Battery Capacity | 21 Ah / 1008 Wh |
| Range (Electric/Assisted) | 65-115 km (40-71 miles) |
| Charging Time | 7-8 hours |
| Max Incline | 15° |
| Motor Location | Rear-wheel drive |
| Motor Torque | 65 N.m |
| Fork Type | Suspension Fork |
| Fork Travel | 35 mm |
| Rear Shock Absorber Type | Seat Shock Absorber Tube |
| Display | LCD Display |
| PAS Levels | 0-5 |
| Brake Type | Hydraulic Disc Brakes (Triple Front & Rear) |
| Folding Parts | Foldable Frame, Handlebar |
| Lights / Cruise Control | Headlight, Taillight, Cruise Control (Yes) |
| Driving Modes | Human, Assisted, Pure Electric |
| Waterproof Rating | IPX5 |

7. Warranty and Support
Fafrees is committed to providing professional customer service. Your F20 Mate electric tricycle comes with dedicated support to ensure your satisfaction.
7.1 Customer Service
If you have any questions, concerns, or require assistance with your Fafrees F20 Mate, please do not hesitate to contact our customer service team. We aim to respond to all inquiries within 24 hours and provide effective solutions within 2 working days.
Please refer to the contact information provided with your purchase documentation or visit the official Fafrees website for support details.
7.2 Package Contents
Upon delivery, ensure your package contains the following items:
- 1 x F20 Mate Electric Tricycle
- 1 x Charger
- 1 x User Manual
- 2 x Pedals
- 2 x Rearview Mirrors
- 1 x Gift Box (includes 2 brake pads, 1 inner tube, 2 valve caps, 2 reflectors, 1 multi-tool, 1 13/15 wrench, and 1 keychain)





