Description
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250W Motor
16Mph Top Speed
62 Miles Max Range
36V 11.6Ah Battery
Disc Brake
IP54 Waterproof
D11 Upgrade – Best Urban Commuting Solution
The D21 e-bike is equipped with an additional torque sensor, making riding more comfortable and safer.

250W High-Efficiency Motor
The 250W brushless geared motor hidden in the 20-inch rear wheel provides tremendous power even in a compact size and lightweight.
Removable Battery
The battery is concealed in the seat tube, the range can still reach 62 miles under the electric moped mode. Furthermore, the battery is removable meaning that you may get it powered anywhere at any time.
Accurate Torque Sensor
Torque sensor improves the handling of the bike making it much more intuitive and enjoyable to ride, while also making it safer.
Dual Disc Brakes
Fiido D21 is equipped with reliable dual disc brakes. Whether you’re giving the brakes a slight pull, or a hard mash, the brakes are sure to reliably bring the ebike to a halt without affecting the rider’s stability too much.
Lightweight Body
The D21 body is made of aerospace-grade aluminum alloy, and its weight does not exceed 18kg. And its body is ergonomically designed, so it doesn’t get tired after a long ride, making the D21 as light as possible without compromising its performance and comfort.
Portable Structure
The front body of D21 can be folded in just two steps and pushed into the elevator, subway, or into the trunk of a car.
250W High-Efficiency Motor
The 250W brushless geared motor hidden in the 20-inch rear wheel provides tremendous power even in a compact size and lightweight.
Removable Battery
The battery is concealed in the seat tube, the range can still reach 62 miles under the electric moped mode. Furthermore, the battery is removable meaning that you may get it powered anywhere at any time.
Accurate Torque Sensor
Torque sensor improves the handling of the bike making it much more intuitive and enjoyable to ride, while also making it safer.
Dual Disc Brakes
Fiido D21 is equipped with reliable dual disc brakes. Whether you’re giving the brakes a slight pull, or a hard mash, the brakes are sure to reliably bring the ebike to a halt without affecting the rider’s stability too much.
Lightweight Body
The D21 body is made of aerospace-grade aluminum alloy, and its weight does not exceed 18kg. And its body is ergonomically designed, so it doesn’t get tired after a long ride, making the D21 as light as possible without compromising its performance and comfort.
Portable Structure
The front body of D21 can be folded in just two steps and pushed into the elevator, subway, or into the trunk of a car.

High-Efficiency Motor
Fiido D21 has a 250W motor, which although sounds not all that powerful, accounts for the compactness and lightweight of this foldable electric bike. The brushless motor provides enough power to tackle all kinds of urban roads and even steep, rugged terrains at a very energy-efficient cost – what more could one ask for!
Accurate Torque Sensor
Complementing this with a torque sensor to sense the force put into the pedals is a significant improvement, which can achieve low latency, accuracy, and maintenance-free. This improves the handling of the bike making it much more intuitive and enjoyable to ride, while also making it safer.


Removable Seatpost Battery
The D21 comes with a top-notch 36V 11.6Ah battery, which improves the overall convenience factor of this foldable electric bike by a great margin. How? It is a removable seat battery that you can charge both in-frame or externally. Also, the battery is designed to last long to offer an extensive range of up to 100km (62mi).
Top-Notch Gear Shifting System
Shimano is known industry-wide for its commendable components and vehicle parts. This is exactly why Fiido D21 has a Shimano 7-speed gear shifting system. Furthermore, this transmission mechanism allows the user to pick from 3 adjustable levels, hence making it easier for different types of riders to make their foldable electric bike conform to their riding style!


Praiseworthy Body Structure
The D21 body is made of aerospace-grade aluminum alloy, and its weight does not exceed 18kg. And its body is ergonomically designed, so it doesn’t get tired after a long ride, making the D21 as light as possible without compromising its performance and comfort.
Specifications
Performance
Maximum Speed: 25km/h(16mph)
Motor Power: 250W motor
Motor Type: Brushless gear hub motor
Gears: Shimano 7-Speed
Brake Type: Front and rear disc brakes
Drive Type: Rear drive
Power Assist System: 3 gear power boost
Battery
Battery Type: 36V 11.6Ah Lithium-Ion
Travel Distance (Range): 100km(62mi)
Working Temperature: -10~50°C
Input Voltage: 100-240V
System Voltage: 36V
Recharge Time: 7 hours
Design
Display: LCD display
Waterproof Rating: IP54
Product Weight: 17.5kg
Dimensions(Unfolded): 148*57*110cm(58*22*43inch)
Dimensions(Folded): 80*40*74cm(37*16*29inch)
Wheels
Tire Size: 20×1.75 inch
Tires: CST
Tire Type: Inflated city road tire
In The Box
1 x D21 EBike
1 x Pair of Mudguards(Free)
1 x Adapter
1 x Pedal
1 x Open Spanner
1 x Allen Key
Reviews & Unboxing
Learn what the pros are saying about the Fiido D11
Electrek.co 5:01
Fiido D11 electric bike review: A $999 Indiegogo e-bike?!?!
TechTablets 12:28
Fiido D11 Review AWESOME Foldable eBike!
Premises187 9:04
Fiido D11 Review (best ebike for under £1000?)