Product Description
Foldable step-through frame fits anywhere
The bike folds quickly at frame, handle stem and pedals within seconds, easy to store under desks, inside closets or car trunks.
Open step-through frame eliminates awkward leg lifting, enabling effortless mounting and dismounting for daily trips.
Dual-side torque sensor delivers genuine riding feel
Built-in dual torque sensor precisely detects your pedaling force and outputs matched power smoothly without abrupt jerky starts.
Ensures steady low-speed control amid city traffic and reliable climbing assistance, just like riding a conventional bike with constant tailwind support.
Large lockable removable battery for 95-120km real range
Equipped with lockable 36V 25Ah (900Wh) lithium battery, detachable for indoor home or office charging.
IPX5 waterproof protection plus 3A fast charging takes 8-10 hours per full charge, effectively solving range anxiety for weekday commutes and weekend outings.
Dual suspension & puncture-proof tires boost riding ease
40mm front suspension fork plus 15mm rear suspension seatpost absorbs bumps, potholes and cobblestone shocks on rough urban roads.
20×2.5 inch puncture-resistant air tires prevent flats and provide stable grip on wet pavement for smooth cruising.
Full complete factory fittings ready to ride
Comes pre-fitted with Shimano 7-speed drivetrain, mechanical disc brakes, padded rear rack, full fenders and front & rear LED lights.
Added practical 6km/h walk assist mode to help push the bike up slopes; complimentary accessory gift box is included.
Core technical specifications
250W rear hub motor with max 43N.m torque, legal assisted top speed 25km/h, maximum climbing gradient 15°.
Net weight 27.2kg, max load capacity 140kg, suitable rider height from 165cm to 198cm, PAS adjustable from 0 to 3 levels.
Specification:
Brand:FAFREES
MODEL:F20 Flex
Type:Folding City Ebike
Tire size:20*2.5" Air tire
Frame material:Aluminum alloy
Default maximum speed of assisted mode:25km/h
Max range:95-120km
Max climbing Gradability:15°
Battery capacity:25Ah/900Wh
Motor rated power:250W
Motor location:Rear drive
Maximum torque:43N.m
Charger Input voltage:110-220V
Output voltage:42V
Rated current:3A
charging time:8-10H
Fork Type:Shock fork
Type of rear shock:Seat shock tube
Display type:LCD
6km/h walk assist mode:Yes
Cruise control:No
APP control:No
PAS level:0-3 Speed
Sensor:Torque Sensor
Transmission:Shimano 7-Speed
Brake type:Mechanical disc brakes
Folding parts:Folding handlebar, frame, pedals
Headlight:Yes
Taillight:Yes
Operating temperature:(-20)℃-40℃
Waterproof grade:IPX5
Net Weight:27.2kg
Package weight:34.8kg
Battery weight:4.7kg
Load capacity:140kg
Unfolded size:164*67*120cm
Folded size:108*45*77cm
Package size:89*39*75cm
Recommend rider heights:165-198cm
Package contains
1x F20 Flex ebike
1x Charger
1x Owner's manual
1x Gift box (Including 1*Inner tube, 2*Valve caps, 2*Wheel reflectors, 2*Brake pads, 1*Key chain,1*Multifunctional tool, 1*13/15 Wrench)