Working voltage DC 12V 36VWorking current less than equal 15ADriving less than equal 500WSpeed voltage 0.1V 5VWorking temperature 40 85CelsiusHumidity 90 RhStall Protection YesEnable Control YesOvercurrent Protection YesSteering Control YesSpeed control signal yesSize 63x42x17mm (length width height) probe size is 3mm, length the center distance of the fixed hole is 57mm width the center distance of the fixed hole is 36.5mm terminal output VCC (positive supply)GND () (motor phase W)MB (motor phase V)MA (motor phase U)Set for the control side Ground control terminal groundVr regulator end 0 5V (corresponding to 10 motor speed 100 ) reversing control (connect to 5V or ground to charge the motor in the direction of rotation)m Tachometer pulse output (depending on the number of motor poles corresponding to the number of pulses per revolution of the output digital)EL enable control terminal (ground 5V OT ground, then ground 5V, motor stops)5V 5V Control TerminalColour As shownMaterial PCBPackage Contents 1 x 500w brushless motor drive controller boardOnly the above package content, other products are not included.Note Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1 3cm.