KNACRO DC Brushless Motor Controller DC 712V Brushless DC Motor Speed Regulator Control Module High Power BLDC Speed Motor Controller Driver Board with Potentiometer Knob

Voltage driving: DC 7-12V Working current: lower than 1.2A Speed conreol range: 0-100%, maximum 10000 rev/min Potentiometer knob: Yes Voltage reverse-connected protection: Yes Over-current protection: Yes Short-circuit protection: Yes Note: The power indicator will light off when the short-circuit or over-current protection start up on the brushless motor driver board. You have to cut off the power through the driver board to find out what problem it is. And powering on the motor driver board again before you have solved the problem. When LED lights up again, it means the motor driver board can work normally again. Package include: 1xMotor Controller Board