- VENDOR: FAFREES
FAFREES F20 FLEX Electric Bike 20Ah
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Description
Fold smart with dual-torque assist
Effortless and space-smart, the Fafrees F20 Flex features a dual-side torque sensor, double suspension, 20×2.5" puncture-protected tires, and a 3-step folding step-through frame.Perfect for smooth commuting and small-space living.
Torque Sensor Assist
The dual-side torque sensor delivers pedal-responsive support for smoother starts and better low-speed control.
Removable Battery
The removable 36V 20Ah/25Ah battery supports 75-100 km / 95-120 km range, plus 21700 cells, IPX5 daily protection.
Smooth City Power
The 250W rear hub motor provides comfortable support on city slopes with 43 Nm max torque and a 25 km/h EU-legal top speed.
Comfort-First City Ride
The suspension fork (40 mm) and suspension seatpost (15 mm) help smooth rough streets for a more comfortable commute.
Range:
- 75-100 km / 95-120 km
Speed:
- Maximum 25 km/h
Pedal Assist:
- 3 levels
Folding Parts:
- Handlebar, Frame, Pedals
Bike Weight:
- 26.5 kg / 27.2 kg
Weight Capacity:
- 140 kg
Rider Height:
- 165-198 cm
Certifications:
- EN15194, CE, E-Mark
Water Resistance:
- IPX5
ELECTRONICS
Motor:
- Rear drive, 36V, 250W (sustained), 430W (peak)
Motor Torque:
- 43 Nm
Battery:
- 36V 20Ah / 25Ah, 720Wh / 900Wh, removable lithium-ion
Battery Weight:
- 3.8 kg / 4.7 kg
Charger:
- 36V Output: 42V / 3A
Charging Time:
- 8-10 hours (0% to 100%)
Display:
- Color LCD, backlit, IP65
Sensor:
- Torque sensor
Lights:
- Front and rear lights with brake lights
COMPONENTS
Frame:
- 6061 Aluminum Alloy
Handlebars:
- Aluminum, 31.8mm diameter, 660mm width
Fork:
- Hard fork
Brakes:
- Mechanical disc brakes
Brake Rotor:
- 160mm, 6-bolt
Derailleur:
- Rear Shimano 7-Speed
Shifter:
- Shimano 7-Speed Trigger
Wheels:
- 20-inch, 13g spokes, 36-hole, double wall Aluminum
Tires:
- Chaoyang 20x2.5, 30tpi, puncture resistant
Tubes:
- Butyl rubber, Schrader valve
Chain:
- 114 links
Chain Ring:
- 42 teeth
Cassette:
- Shimano 7-Speed, 14-28T
Crankset:
- 170mm length
Pedals:
- 9/16” foldable pedals
Saddle:
- Flip-up foam saddle
Seatpost:
- Suspension seatpost, Ø 27.2mm, 350mm length, 15mm travel
Kickstand:
- Included
Rear Rack:
- Included
Fenders:
- Included
PACKAGE INCLUDES
- 1 x F20 Flex ebike
- 1 x Charger
- 1 x User manual
- 1 x Gift box containing:
- Inner tube
- 2 Valve caps
- 2 Wheel reflectors
- 2 Brake pads
- 1 Key chain
- 1 Multifunctional tool
- 1 13/15 Wrench
Warranty Information
Warranty Coverage
- Duration: This product is covered by a limited warranty for 24 months from the date of purchase.
- What’s Covered: The warranty covers manufacturing defects in materials and workmanship under normal use.
- What’s Not Covered: Damage caused by misuse, accidents, unauthorized repairs, modifications, wear and tear, or external factors such as water damage and power surges are not covered by this warranty.
Shipping & Returns
- Free shipping on orders over €50
- Standard delivery within 3–5 business days
- Easy 30-day returns
- Return items in original condition for a full refund
Standard delivery within 3–5 business days
Return items in original condition for a full refund

