Produkt overview
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.
Opsætning og montering
Your Fafrees FF20 Polar E-Bike comes partially assembled. Follow these steps for initial setup:
- Udfoldning af cyklen: Carefully unfold the frame and secure all quick-release levers. Ensure the handlebar stem and seat post are properly locked into position.
- Justering af styr: Adjust the handlebar height and angle for a comfortable riding position. Tighten all bolts securely.
- Justering af sadelpind: 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.
- Batteriinstallation og opladning: 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.
- Dækpumpe: Inflate the CHAOYANG 20x4.0 fat tires to the recommended pressure, typically found on the tire sidewall.
- Bremsekontrol: Test både for- og bagbremser for at sikre, at de fungerer korrekt og giver tilstrækkelig bremsekraft.

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.
Betjeningsvejledning
Familiarize yourself with the operating modes and features of your e-bike:
- Tænd/sluk: Tryk og hold tænd/sluk-knappen på LCD-skærmen nede for at tænde eller slukke cyklen.
- LCD-skærm: 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.
- Ridemåder:
- Pedalhjælpstilstand (PAS): The motor provides assistance as you pedal. You can adjust the level of assistance.
- Elektrisk tilstand: Brug gashåndtaget til fuld elektrisk kraft uden at træde i pedalerne.
- Manpower Mode: Kør cyklen som en traditionel cykel uden motorassistance.
- Dobbelt batterisystem: 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.
- Bremsesystem: 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.
- Sikkerhedsfunktioner: 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.

Billede: Detaljeret 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.
Opretholdelse
Regular maintenance ensures the longevity and optimal performance of your Fafrees FF20 Polar E-Bike:
- Rensning: Rengør din cykel regelmæssigt med reklameamp klud. Undgå højtryksspuling direkte på elektriske komponenter.
- Batteripleje: 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.
- Bremseinspektion: Periodically check brake pads for wear and ensure brake levers are responsive. Adjust or replace as needed.
- Dæktryk: Kontroller dæktrykket før hver tur, og pump op til den anbefalede PSI.
- Kædesmøring: Hold kæden ren og smurt for at sikre jævne gearskift og forhindre rust.
- Fastgørelseskontrol: Regularly inspect all bolts and fasteners for tightness, especially after the first few rides.
Fejlfinding
If you encounter any issues with your Fafrees FF20 Polar E-Bike, consider the following:
- Strømproblemer: Ensure batteries are fully charged and properly seated. Check all electrical connections for looseness.
- Motor hjælper ikke: 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.
- Fladt dæk: Inspect the tire for punctures. If found, repair or replace the inner tube. Ensure proper tire pressure after repair.
- Generelle problemer: 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.
- Rammenummer: 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.
Specifikationer
| Feature | Specifikation |
|---|---|
| Mærke | Fafrees |
| Modelnummer | Fafrees FF20 Polar |
| Type cykel | El-cykel |
| Aldersinterval | Voksen |
| Farve | Grå |
| Hjulstørrelse | 20 tommer |
| Rammemateriale | Aluminium |
| Ophængstype | Front |
| Antal hastigheder | 5 |
| Produktdimensioner | 179 x 121 x 68 cm |
| Varens vægt | 34 kilo |
| Bremse type | disk |
| Inkluderede komponenter | Fafrees FF20Polar E Bike mountain bike |
Garanti og support
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 webwebsted.





