ITEM NAME:1Pc DC 12V-36V 500W High Power Brushless Motor Controller Driver Board Asse Z1Y6 1Pc DC 12V-36V 500W High Power Brushless Motor Controller Driver Board Asse Z1Y6 Disk Plate Type: JYQD_V6.3E1 Voltage Range: 12 V-36 V Peaks Current: 20A Drive power: Less than or equal to 500 W (associated operating voltage) Speed Control Function: Voltage Adjustment Colour: Green Material: Plastic Size: 63 x 43 x 17mm Package Contents: 1 * Driver Board.1 Driver Board. Disk Plate Type: JYQD_V6.3E1.