2017 Newest electric assist bicycles women mountain bike
The modern,Shuangye Electric Bike will appeal to all users who desire to travel independently, without contributing to air pollution. The electric bike has a 250-watt motor so that you can easily negotiate hills and curves, or you can use the pedals to burn a few extra calories on the straightaway.
Battery:36V 9AH/48V 10AH Lithium battery
Range per charge:30-50KM
Motor:36V/48V 250W/350W brushless motor
Derailleur:Shimano 21/27 speed