Type:JN-17A Controller Used for 350W Motor. Size:92 62 31 mm. Type:JN-22A Controller Used for 500W Motor. Size:120 53 33 mm. Type:JN-25A Controller Used for 750W Motor.
Type:JN-30A Controller Used for 1000W Motor. Size :about 150 84 42 mm. Low voltage protection :DC30/40±0.5V. Cable Length :all about 13-18cm.