electric bicycle 1, Lithium battery powered bicycle 2, ISO9000:2000,CE, UL approval electric bicycleMODEL: TDE03ZMain Technical Parameters ... /8 Ah Lithium battery2, Motor(watts): 36V/250W hub motor, brushless 3, Charging Time: 5-8h4, Gears: SHIMANO Front 3 rear ... protection value: 14A19, Sensor: Speed sensor Electric mountain bicycle TDE03Z-2