Specifications:Brushless Motor ControllerVoltage:DC 24V/36V/48VLow volts:DC 19V/29V/40VPower:350WCurrent:15AQuiescent Current:22MaAngle:120/60Material: Plastic + LCD + MetalController Size:86x53x30MM Features- OVER-HEAT PROTECTION: Power will turn off when over-heat, and restart if the temperature is normal.- OVER-LOAD PROTECTION: When overload happens,the motor stall more than 2 seconds, the controller will cut off the current out-put to protect the motor and battery.- DUAL MODE: If the hall motor sensors are broken, controller will operate to None-Hall mode.- EABS Function:better brake,extend the riding mileage without damaging the motor.- LOW-VOLTAGE PROTECTION FUNCTION helps to extend the battery life.- BRUSHLESS CONTROLLE: working silently and sensitive. Self-learning matching steps:- Connect Motor Phase Line and Hall Motor Phase line- Connect the battery- Link Two green learning lines together- Connect the LCD/Smart Display and turn it to the highest levelTHE MOTOR WILL ROTATE AFTER SELF-STUDY.- If it rotates reversely, disconnect the learning line directly, and then plug it in, it will then rotate forward.- Keep rotating forward for about 20 seconds, then directly disconnect the learning line.(DO NOT TURN OFF THE SWITCH)- If it learns successfully which means the learning line will not be needed anymore,you can test the motor by plugging in the throttle. Display:Material: ABS +High Hardness AcrylicVoltage:DC 24V/36V/48V Cord Length:180cmSmart Display Size:112.4x67.3x48.3MM Note:- Keep pressing 3 seconds for turning on/off- SPCP between Display and Controller, could not match other controllers Notes- Turn off the power before wiring, and connect each wire as shown in the wiring diagram.- The controller should be installed in a place where is ventilated, waterproof, and shockproof.- The controller connector should be plugged in, and it is forbidden to reverse the positive and negative terminals of the controller power supply.- LCD/Smart display comes with mount ,suitable for 22mm handlebar.- Suitable for LITHIUM BATTERY type electric bicycles Package Includes:1 x Motor Controller1 x Smart Display