Specification: Condition: 100% brand new Type: rear motor Motor specifications: 36V / 250W 350W Speed: 30KM/H or 35KM/H Rear fork opening size: about 135 mm / 5.3 inches Brakes: V brake / disc brake Controller: 36V 15A /36V 18A Auxiliary: 5 magnetic point auxiliary sensor Brake lever: power off brake lever Throttle: Thumb Throttle Display: SW-861LCD display Wiring method: waterproof wire is used for outlet motor, ordinary wire is used for other Packing list: 1 Motor 1 Controller 1 Auxiliary 1 Electronic power brake 1 Thumb Throttle 1 LCD display 1 Waterproof cable 1 Controller portable bag 1 7 speed flywheel (equipped with rear wheel).