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The Fafrees FF20 Polar is a versatile folding electric bicycle designed for various riding environments. It features a robust dual battery system for extended range, a powerful hub motor for efficient climbing, and a high-resolution LCD display for comprehensive ride data. Its design prioritizes both performance and rider comfort, making it suitable for daily commutes and adventurous rides.

Image: The Fafrees FF20 Polar E-Bike, showcasing its compact design and included helmet.
Configuración e montaxe
Your Fafrees FF20 Polar E-Bike comes partially assembled. Follow these steps for initial setup:
- Unfolding the Bike: Carefully unfold the frame and secure all quick-release levers. Ensure the handlebar stem and seat post are properly locked into position.
- Axuste do manillar: Adjust the handlebar height and angle for a comfortable riding position. Tighten all bolts securely.
- Axuste do tija do asento: Adjust the seat height to allow for a slight bend in your knee when the pedal is at its lowest point. Secure the quick-release lever.
- Instalación e carga da batería: The FF20 Polar features two batteries. Ensure both are securely installed. Fully charge both batteries before your first ride. Connect the charger to the charging port and a power outlet. The indicator light on the charger will change when charging is complete.
- Inflado dos pneumáticos: Inflate the CHAOYANG 20x4.0 fat tires to the recommended pressure, typically found on the tire sidewall.
- Comprobación dos freos: Proba os freos dianteiros e traseiros para asegurarte de que funcionan correctamente e que proporcionan a potencia de freada axeitada.

Image: Detailed dimensions of the Fafrees FF20 Polar E-Bike in both folded and unfolded states, along with rider height, maximum load, and bike weight specifications.
Instrucións de funcionamento
Familiarize yourself with the operating modes and features of your e-bike:
- Encendido/apagado: Press and hold the power button on the LCD display to turn the bike on or off.
- Pantalla LCD: The high-resolution LCD display provides real-time information such as speed, battery level, mileage, and current gear. It also allows you to select from 5 preset speed levels.
- Modos de conducción:
- Modo de asistencia ao pedaleo (PAS): The motor provides assistance as you pedal. You can adjust the level of assistance.
- Modo eléctrico: Usa o acelerador para obter a potencia eléctrica máxima sen pedalear.
- Modo de man de obra: Anda en bicicleta coma se fose unha bicicleta tradicional sen axuda de ningún motor.
- Sistema de batería dual: The FF20 Polar is equipped with two 48V 10.4Ah batteries, which can be used independently or together. A dual battery equalizer manages current flow, extending battery life and overall range up to 160 km in PAS mode.
- Sistema de freos: The bike features efficient double disc brakes with 160mm F/L rotors and power-off brake levers, ensuring effective stopping even on loose terrain.
- Fat Tires: The CHAOYANG 20x4.0 fat tires offer increased traction, adapting to various riding conditions including snow, sand, mud, gravel, and flat roads.
- Características de seguridade: For night riding, the bike includes a super bright 15W front light and a 5W brake light. It also comes with rearview mirrors, an electric horn, and reflectors for enhanced visibility.

Image: Illustration of the Fafrees FF20 Polar E-Bike's dual battery system, highlighting its capacity and range capabilities.

Imaxe: Detallada view of the Fafrees FF20 Polar E-Bike's double disc brakes and the power-off brake lever, indicating the three riding modes.

Image: A visual guide to the Fafrees FF20 Polar E-Bike's integrated safety equipment, such as the E-Mark headlight, electric horn, rearview mirrors, and various reflectors.

Image: Close-up of the CHAOYANG 20x4.0 fat tires, demonstrating their suitability for diverse terrains including snow, sand, mud, gravel, and flat surfaces.
Mantemento
Regular maintenance ensures the longevity and optimal performance of your Fafrees FF20 Polar E-Bike:
- Limpeza: Regularly clean your bike with a damp pano. Evite lavar a alta presión directamente sobre os compoñentes eléctricos.
- Coidado da batería: Store batteries in a cool, dry place. If not used for extended periods, charge them every 1-2 months to maintain battery health. Avoid fully discharging the batteries.
- Inspección de freos: Periodically check brake pads for wear and ensure brake levers are responsive. Adjust or replace as needed.
- Presión dos pneumáticos: Comprobe a presión dos pneumáticos antes de cada saída e íncheos ata a presión recomendada en PSI.
- Lubricación da cadea: Manteña a cadea limpa e lubricada para garantir cambios de marcha suaves e evitar a oxidación.
- Comprobación de fixación: Regularly inspect all bolts and fasteners for tightness, especially after the first few rides.
Resolución de problemas
If you encounter any issues with your Fafrees FF20 Polar E-Bike, consider the following:
- Problemas de enerxía: Ensure batteries are fully charged and properly seated. Check all electrical connections for looseness.
- Motor sen asistencia: Verify that the pedal assist level is set correctly on the LCD display. Check for any error codes on the display.
- Brake Noise/Ineffectiveness: Inspect brake pads for wear. Ensure disc rotors are clean and free of oil. Adjust brake cable tension if necessary.
- Pneumático pinchado: Inspect the tire for punctures. If found, repair or replace the inner tube. Ensure proper tire pressure after repair.
- Problemas xerais: For more complex issues, provide a detailed description of the problem, including any photos or videos if possible. This will assist our engineers in providing an effective solution.
- Número de cadro: It is highly recommended to photograph your bike's frame number upon purchase. This unique identifier is crucial for identification and recovery in case of theft. The frame number is typically located on the underside of the bike frame.
Especificacións
| Característica | Especificación |
|---|---|
| Marca | Fafrees |
| Número de modelo | Fafrees FF20 Polar |
| Tipo de bicicleta | Bicicleta eléctrica |
| Rango de idade | Adulto |
| Cor | Gris |
| Tamaño da roda | 20 polgadas |
| Material do marco | Aluminio |
| Tipo de suspensión | Fronte |
| Número de velocidades | 5 |
| Dimensións do produto | 179 x 121 x 68 cm |
| Peso do elemento | 34 quilogramos |
| Tipo de freo | Disco |
| Compoñentes incluídos | Fafrees FF20Polar E Bike mountain bike |
Garantía e Soporte
Fafrees is committed to providing professional customer service. If you have any questions or require assistance with your FF20 Polar E-Bike, please do not hesitate to contact us. We aim to respond to all inquiries within 24 hours.
For support, please refer to the contact information provided at the point of purchase or on the official Fafrees websitio.





