... lithium battery and front suspension brake mode : front and rear disc the pedal can change the speed Dimension SHIMANO 3*8 ... Capacity 95pcs/20ft container, 255pcs/40HQ Motor 250W, brushless, rear wheel driveBrakes alloy levers, disk brake, baking power off function ... (excluding deliberate or accidental damage) 2 years7. Front and rear axle, flywheel or chain wheel 1 year8. Electro plating, on ...