Fiido D21 250w Folding Electric Bike

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, accurate, and maintenance-free. This improves the handling of the bike making it much more intuitive and enjoyable to ride, while also making it safer.
250W High-Efficiency Motor
The 35nm 250W brushless geared motor hidden in the 20-inch rear wheel provides tremendous power even in a compact size and is lightweight, which is the reason why it can easily overcome rugged and steep roads with extremely low energy consumption.
Specially Designed Battery
The battery is concealed in a seat tube, making it nearly tantamount to an ordinary bicycle at first glance, nevertheless, the range can still reach 100KM under the electric moped mode despite being so compact. Furthermore, the battery is removable meaning that you may get it powered anywhere at any time.
Praiseworthy Body Structure
The concise design with an integrated seat post that contains battery and taillight, reducing the number of components and improves efficiency to the full extent. In addition to the utilization of an aerospace-grade aluminum alloy frame, the layout of the model conforms to the ergonomic design specifications, presenting a comfortable riding experience with a height-adjustable leather seat and the light self-weight of 12.9kg only.
SPECIFICATIONS
Voltage
36V
Battery
11.6Ah
Charging Time
7 hours
Moped Mode Range
80-100km
Max Speed
25km/h
Working Temperature
-10~50°C
Frame Material
Aluminium alloy
Color
Bronze
Max Load
120kg
Net Weight
17.5kg(with battery)
Tire Size
20*1.75 inch
Ebike Size
1480mm*570mm*1100mm
Folding Size
800mm*400mm*740mm