Features1Used to replace the entire system for Xiaomi M165/PRO scooter, 1:1 for Xiaomi high imitation scooter. 2It adopts highperformance 32bit MCU, protection functions for abnormal conditions such as overvoltage, overcurrent, overheating and undervoltage. 3Cruising control. Braking energy recovery. Adjustable speed limit. 4Sports and comfort mode switching. Double closed-loop system, quiet operation, smooth cut in secondary acceleration. 5Smooth cutting in, easy to install, long service life, durable.SpecificationItem type:BrushlessMotorControllerMaterial: plasticColor: As picture shownWeight: Approx. 364gContent: Controller + Meter + Throttle + Front Light + Tail Light + Connecting WirePower parameters:Maximum speed: 27KM/HClimbing angle: 15 degreesMaximum torque of driving motor: 35NMx2Maximum power of drive motor: 350Wx2Instantaneous maximum power: 700WMotor control mode: sinusoid vector control, current + speed close-loop control algorithm1. Turn onLong press to turn on. When the system is turned on, it sounds "Do Re Fa"2. When long press again, the system shuts down and sounds "Fa Re Do" at the same time3. Low battery alarm when the battery is below 30V, the bottom light flashes (entering the low battery warning state, accompanied by 6 buzzers, 31V to exit the low battery warning state).4. Ultra low speed modeIn the low-power state, the motor enters the ultra-low-speed rotation mode and push the throttle to the bottom. At this time, the digital power supply voltage has been increased to enter the normal power state, and the motor should still be in the ultra-low-speed rotation mode. The motor can enter the normal driving mode only when the throttle is reset to the initial state5. BrakesThe brake cable is a red 3P 51005-3P female shell interface cable. The interface is defined as red (+5V), white (signal pin), black (GND) and supports Hall type and switch type brake levers. (The switch type can be braked by shorting the red and white wires) When braking, the tail light flashes6. ThrottleThe throttle cable is a white 3P 51005-3P female shell interface cable. The interface is defined as red (+5V), green (signal pin), black (GND)7. Light controlShort press the button to switch the front headlights and taillights together, accompanied by the "Mi La" sound;Press the headlights again and the taillights go out with the "LaM" sound.8. High and low gear switchPress the button twice in succession, the high and low gears will switch between the red and green lights, accompanied by the "La" sound. The speed of the motor is different in the two gears. Low-end 15KM/h, high-end 25KM/h9. Throttle failure alarmThe throttle is not plugged in or it is broken, the buzzer sounds three times with the "La" sound, then stops, and then three times, a total of three times10. Motor Hall fault alarmCheck the motor Hall wire. If it is not plugged in or broken, the buzzer will sound four times with the "La" sound, then stop, and then beep four more times, a total of three timesPackage List1 x Head controller1 x Motor controller1 x Communication assembly line1 x Throttle Assembly1 x Front light board assembly line1 x Tail light1 x Protection cover of head controller1 x Accessories for protective cover1 x Protective cover sticker