24V-150W brushless motor controller, the input DC voltage 24V, output current of 1A - 6A, maximum power output of 50W - 100W. Functions are as follows: 

 1: with built-in potentiometer and an external potentiometer speed control settings; 

 2: closed-loop control; 

 3: Blocking protection; 

 4: over-current protection; 

 5: variable speed; 

 6: undervoltage protection; 

 7: brake, forward / reverse, start / stop, control; 

 8: Host Control Interface (optional);