Battery

48V 15Ah lithium

Front fork

alloy suspension

Asist system

speed intelligent asist symstem

Head sets

semi-hidden 

Controller

intelligent brushless

Handle bar

aluminum alloy

Charger

AC 100v-240v, 3A

Stem

aluminum alloy 

Dispalay

LCD

Brake

 disc brake

Full charge endurance

40-60km

Tire

20x4.0

Net weight

20kg

Rim

alloy 

Gross weight

25kg

Hub

aluminum alloy front hub

Maximum loading

125kg

Pedal

aluminum alloy reflector

Package size

150*36*66cm

Chain wheel

 44T

flywheel

7 gears

Mudguard

pp plastic

Derailleur

Shimano 7 speeds

Seat post

alloy