36V 500W Front Drive: This electric bike conversion kit adopts 36V 500W front drive motor. Reliable aluminium alloy rim provides strong bearing capacity. M3 Display Meter: This bike hub motor kit provides M3 display which make it easier for you to check the data on the panel, such as battery, temperature, current speed, total or one way distance, etc. Wide Application: This bike front wheel motor kit is suitable for electric bike conversion, DIY electric bike, electric scooter, folding bike, etc. Metal Housing: This electric bike hub motor kit has premium controller with metal housing, which has great heat dissipation, protecting internal circuit, thereby avoiding thermal overload. Perfect Kit: This bike conversion kit includes 36V 500W motor, 22A controller, M3 display, 130X throttle, booster, crank and installation tool, etc. Item Type: Electric Bike Conversion Kit Material: Stainless Steel, Aluminium Alloy, Plastic Controller Size: Approx. 120 x 50 x 30mm / 4.7 x 2.0 x 1.2in (Manual Measurement, Slight Error May Exist) Motor Type: Front Drive Motor Motor Connector: Waterproof Connector (9pin) Motor Rated Voltage: 36V Motor Rated Power: 500W Motor Speed: About 30 to 35km/h Motor Speed: 265 to 325 RPM Motor Torsion N. M: 60 to 63 N. M Motor Opening Size (mm): Approx. 100mm / 3.9in Motor Matching Controller Current: 22A Motor Rim: P19D Motor Moment Arm: M14 Motor Applicable Brake Disc: Approx. 160mm / 6.3in Motor Brake Type: V Brake/Disc Brake Universal Motor Position: Front Drive Motor Structure: Brushless Gear Hub Motor Motor Magnetic Steel Height: 22H Number of Magnetic Steel Poles of Motor: 20 Motor Operating Temperature: Minus 20? Controller Connector Type: Common Connector (Except Motor Waterproof Connector) Rated Voltage of Controller: DC 36V/48V Maximum Current of Controller: 22±1A Speed Setting of Controller: 1 to 4.2V Controller Brake Input: Low Level Function Description of M3 Display: Up Button, Switch Button, Down Button, PAS Sign, Battery Capacity Indicator, Cruising Function, Power Assist Function, One Way Time, Total Travel Time, Throttle Display, 6km/h Thrust Booster System, Riding Speed , Riding Speed (Imperial), Maximum Speed, Average Speed, Distance , Distance (Imperial), Travel Distance, Total Distance, Battery Voltage, Brake Display, Backlight and Headlight. Controller Wire Color Definition: Black Single Wire: Waterproof Motor Wire (9pin) Single Red and Black Cable: Power Cable Red, Blue, Black, Green and Yellow Single Row 5 Wire Port: Meter Cable Black and Yellow Wire (Two): Power Off Brake Crank Wire Red, Black, White Wire: Throttle Cable Brown, Black and Yellow Wire: PAS Sensor Wire Black and Red(Two): Front and Rear Light Wire. 1 x Motor Extension Cable. 2 x Power Off Brake Crank. 1 x Accelerator Thumb Throttle. 1 x Booster Magnetic Sheet. 40 x Spoke Nut Cover. 1 x Spoke Installation Tool. 1 x User Manual. We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. Post a message again because sometimes our message system may block some emails. If you are satisfied with our service, pls. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.