["Features:\r\nThis motor speed controller can be installed to accomplish reversing the motor's direction.\r\nDesigned with a digit display that shows the rate in percent of actual speed to maximum speed.\r\nWell design for case can protect the controller board from damage as well as dissipate heat.\r\nThe input voltage can be for DC 10V to 55V.\r\nThis speed controller with high power allows setting rotation direction.\r\nElegant appearance and stable performance.\r\nHigh quality circuit board can ensure a longer service life.\r\n\r\nSpecifications:\r\nInput Voltage: for DC 10V-55V\r\nMax. Current: 60A\r\nOutput Voltage: Linear with load\r\nContinuous Current: 40A\r\nSpeed Range: 0% to \r\nControl Frequency: 15KHz\r\nRegulation Method: Potentiometer(linear)\r\nRegulation Type: Regulating Current\r\nForward & Reverse: Support\r\nSuitable for: Brushed for DC motor\r\nWiring Type: Screw terminal\r\nDimensions: 11.1x7.8x5cm/4.37x3.07x1.97\" (approx.)\r\nQuantity: 1 Pc\r\n\r\nNote:\r\nPlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nNo Retail Package\r\nPackage Includes:\r\n1 x Motor Speed Controller"]