Battery Bike (TDR-16Z), Two Seats, Brushless, Customized, Comfortable Driving, The Best Price, High Quality, Scooter Battery Bike (TDR-16Z)Motor: 48V, 350W, BrushlessBattery: 48V, 12AHController: 48V, 350W, BrushlessWheel: 16*2.125Brake Type: F: Drum; R: Expansion Battery Bicycle (TDR-16Z), Electric Bike, Scooter