City electric bicycle en15194 Motor: 36V,250W brushless motor Battery: 36V 10Ah li-ion battery Motor: 36V,250W brushless motorSensor and Panel: speed sensor,3-level assistance adjustableBattery: 36V 10Ah li-ion battery(option:24v 10A)Charger: Smart Charger(100-240V/AC50-60HZ)Frame: Aluminium,6061T6Handle bar: AluminiumStem: Aluminium,Tyre: 26*1.75 Rim: Alloy twin wall and CNC side wallBrake: ...