... Hot selling 4.Utility and agile bicycl Foldable Electric charging bicycle/ Agile and utility Electric bikeMain Technical Parameters and Specification:1, Battery ... Ah Lithium battery2, Motor(watts): 36V/250W hub motor, brushless3, Charging Time: 5-8h4, Gears: SHIMANO 65, Folding Mechanism: foldable6 ... : 14A19, Sensor: Speed sensor 2012 Hot selling foldable electric bicycle/ Agile Electric charging bike