... battery powered bicycle 2, ISO9000:2000,CE, UL approval electric bicycleMODEL: TDE04ZMain Technical Parameters and Specification1, Battery description(V/Ah ... , brushless 3, Charging Time: 5-8h4, Gears: SHIMANO 65, Folding Mechanism: Unfoldable6, Brake: Front disc brake, Rear disc brake7, Driving ... : 30V18, Over current protection value: 14A19, Sensor: Speed sensor Electric mountain bicycle TDE04Z