5840-3650 Brushless DC Worm Gear Motor, 12V Brushless Motor, Self-locking Braking Motor
Red line: power +
Black line: Power -
White line: CW / CCW control line,White line and black line together, you can change the motor direction
Blue line: PWM speed control line, then 0 ~ 5V pulse width governor
Yellow line: FG signal line