• 【250W Motor，40Nm Torque】

Smooth and quiet 250W motor delivers up to 40N.m torque, ensuring responsive acceleration and efficient climbing.

• 【Smart Torque Sensor】

Integrated torque sensor intelligently adjusts power output based on pedaling force, providing smoother assistance, better energy efficiency and a more natural cycling experience.

• 【Lightweight & Foldable】

Designed for portability, the Smart 20 folds quickly for easy storage in apartments, offices or car trunks. Ideal for commuters combining bike + train or bus travel.

• 【 36V 5.2Ah Removable Battery】

Removable 36V 5.2Ah battery supports 30–40 km range. Smart BMS protection enhances battery safety and lifespan.

• 【Shimano 7-Speed & Disc Brakes】

Reliable Shimano 7-speed transmission adapts to city slopes and flat roads. Mechanical disc brakes provide stable stopping power in all weather conditions.

• 【Specifications】

Brand: Maxtron
Model: Smart 20
Bike Type: Folding / City Commuter Electric Bike
Frame Material: Lightweight Alloy Frame
Gears: Shimano 7-Speed
Suspension: Aluminum Front Fork
Braking System: Mechanical Disc Brakes
Wheel Size: 20 × 1.35 inches
Motor: 250W brushless motor
Torque: 40 Nm
Sensor: Torque Sensor
Battery: 36V 5.2Ah lithium battery
Battery Weight: 1.32 kg
Charging Time: Approx. 3 hours
Maximum Speed: 25 km/h
Range per Charge: 30–40 km
Pedal Assist Modes: 5 levels (PAS 0–5)
Maximum Load: 100 kg
Recommended Rider Height: 150–190 cm
Net Weight: 17.18 kg
Gross Weight: 21.8 kg
Package Size: 84 × 38 × 64 cm
Display: LCD Multifunction Display