Feature: 

 1. Hub Motor: Brushless gear hub motor is made of aluminum alloy rims, which have been carefully processed, effectively enhancing the rim edges, making it light and high end, with strong bearing capacity, and far more comfortable than other types of motors, realizing noiseless operation, allowing you to fully enjoy the fun of riding.   

 2. GD06 Display: Multiple functions, makes it easier for you to view the data on the panel. When riding a bike, the GD06 display will display many useful data on your bike, such as power display, backlight display, headlight display, brake display, temperature, one way time, total travel time, current speed, average speed, maximum speed, total one way distance, 6km/h thrust boost, cruise function, etc.   

 3. Applicable Scenes: The 48V 500W rear hub motor kit is suitable for lithium battery modification of bicycles, DIY electric bicycles, electric scooters, folding bikes, etc. It is easy to maintain. High efficiency, which greatly improves the riding fun and is suitable for cyclists who like challenges.   

 4. Grooved Controller Shell: The controller shell is made of metal with groove design. Due to its good heat dissipation function, it can protect the internal circuit to avoid thermal overload.   

 5. Package List: The bicycle lithium battery retrofit non coiling kit includes 48V 500W rear drive motor, JN 22A controller, GD06 display, 130X thumb throttle, power assist sensor, brake lever, spoke, spoke nut, installation tool and manual.     

     Specification: 

     Item Type: Rear Wheel 500W 48V Hub Motor Electric Bike Conversion Kit

 Material: Stainless Steel, Aluminum Alloy, Plastic

 Controller Size: Approx. 120x50x30mm / 4.7x2.0x1.2in

 Motor Type: Rear Drive Cassette Flywheel Motor

 Motor Connector: Waterproof Connector (9 Pin)

 Motor Rated Voltage: 48V

 Motor Rated Power: 500W

 Motor Speed: About 35-45km/h

 Motor Rotate Speed: 265-325 RPM

 Motor Torque: 60-63 N.M

 Motor Opening Size: Approx. 142mm / 5.6in

 Motor Matching Controller Current: 22A

 Motor Rim: P19D

 Motor Torque Arm: M14

 Motor Brake Disc: Approx. 160mm / 6.3in

 Motor Brake Type: V Brake and Disc Brake Universal

 Motor Position: Rear Drive

 Motor Structure: Brushless Gear Hub Motor

 Motor Magnetic Steel Height: 22H

 Motor Magnetic Steel Pole Number: 20

 Motor Operating Temperature: -20℃ - 45℃

 Controller Connector Type: Common Connector (Except Motor Waterproof Connector)

 Controller Rated Voltage: DC 36V/48V

 Controller Maximum Current: 22 ± 1A

 Controller Speed Setting: 1-4.2V

 Controller Brake Input: Low Level

 GD06 Display Function Description: Up Button, Switch Button, Down Button, Power Assist Sensor Mark, Battery Capacity Indication, Cruise Function, Power Assist Function, One Way Time, Total Travel Time, Accelerator Display, 6km/h Thrust Power Assist System, Riding Speed (Metric), Riding Speed (British), Maximum Speed, Average Speed, Distance (Metric), Distance (British), Travel Distance, Total Distance, Battery Voltage, Brake Display Backlight and Headlights.

 Definition of Controller Line Color:

 1. Black Single Big Head Wire: Waterproof Motor Wire (9 pin)

 2. Red and Black Single Big Head Wire: Power Wire

 3. Red Blue Black Green Yellow Single Row Five Wire Port: Display Wire

 4. Black Yellow Wire (Two): Power off Brake Handle Wire

 5. Red Black White Wire: Thumb Throttle Wire

 6. Brown Black Yellow Wire: Power Assist Sensor Wire

 7. Black Red Wire (Two): Front and Rear Light Wire 

     Package List: 

     1 x Motor  

     1 x Motor Extension Wire  

     1 x Controller  

     1 x Display 

     2 x Display Washer 

     1 x Display Manual 

     2 x Brake Lever 

     1 x Thumb Throttle 

     1 x Power Assist Sensor 

     1 x Power Assist Sensor Magnetic Disc  

     40 x Spoke 

     40 x Spoke Nut Cap 

     1 x Spoke Installation Tool 

     1 x Manual