e-Moto 3.0 Ridge Folding Electric Mountain Bicycle (Red, 26-16-Inch) Travels an average of 20 miles per charge with ZERO emissions. Makes riding up hills MUCH easier with a built in torque sensor. Top speed of 16 MPH miles per hour with minimal effort Folding Frame with 26 volt system Industry best 2-year electronics warranty (motor, battery and controller) and 10-year frame warranty.