Key Features User-friendly Features: According to different road conditions and personal needs, it allows 5-gear speed adjustment. At the same time, when the riding speed is maintained, pressing the button key for 2-3 seconds will enter the cruise function, making the riding process easier! Powerful Motor: With a 500w brushless gear motor, it can reach a maximum speed of 30-35KM/H. Compared to brush motors, it allows for smooth and low noise operation without replacing the brush, thus making maintenance easier. Safe and Reliable: The brake lever can cut off the power supply of the motor in case of emergency braking, so that the bicycle can stop in time. Dual Mode Controller: The motor works under Hall effect and non-Hall effect. If the component fails, the controller will switch to non-Hall effect mode and the motor will continue to work. Robust and Durable: The aluminum alloy wheel frame is very durable, stable, rust-proof and wear-resistant, strong load-bearing capacity, up to 264lbs. Details Practical Display: The display shows real-time speed, maximum speed, average speed, total mileage, single mileage, battery power display, assist gear/speed grading, cruise function, so that you can charge in time and intuitively keep track of its operating status. Pedal Assist Sensor: The pedal assist sensor (PAS) can sense the pedal rhythm and adjust the motor speed accordingly. It allows you to ride an electric bicycle without throttle response. Waterproof Controller Bag: The waterproof controller bag can safely store the controller and allow for rainy days riding. Application It is suitable for assembling and converting the 24in front wheel of a bicycle. It is compatible with universal disc brakes and V-shaped brakes. Specifications Material: Aluminum Alloy Color: Black Suspension Type: Front Special Feature: Electric Assembly Requirement: Yes Brake Type: Power-off Brake Lever (Applicable to V Brake, Disc Brake) Motor Type: Brushless Gear Motor Gear Adjustment: 5 Gears Recommended Battery: 36V 13AH or Higher Capacity Battery(Not Included) Output Voltage: 36V Power: 500W Minimum Flat Fork Distance: 100mm/3.94in Speed: 30-35km/h   Display Size: 6.8*9.6cm/2.67*3.77in Packing Size: 55*55*22cm/21.65*21.65*8.66in Motor Wheel Diameter: 61cm/24in Gross Weight: 9kg/19.84lbs Net Weight: 8kg/17.63lbs Loading Capacity: 120kg/264lbs Package Included 1* Motor Wheel 1* Display 2* Brake Levers 2* Throttles 1* Padel Sensor 1* Controller 1* Thumb Knob Handle 1* Controller Bag All Accessories for Assembly Notes 1.This kit does not include tires, batteries and chargers. Please check the product size and practical voltage before purchasing. 3.It is suitable for the front wheel of a two-wheeled bike.