Feature:1. The controller is equipped with a forward/reverse rotation switch.2. The controller is control the speed with a potentiometer with switch.3. Easy installation and convenient usages,simple operation,you can handle it easily.4. The controller can work in 9V,12V,24V,36V,48V,60V power supply.5. Professional and practical design with beautiful appearance.Specification:Item Type:Motor ControllerInput Voltage:DC9~60VOutput Voltage:Linearity under LoadMaximum Current:10AContinuous Current:5AFunction:Forward/Reverse/StopSpeed Adjustment Range:0~100%Control Frequency:15KhzSpeed Adjustment Mode:PotentiometerSpeed Adjustment Pattern:Current AdjustmentMotor Supported:DC Brush MotorWiring Type:Electric WireSize:90 x 52 x 36mm / 3.54 x 2.05 x 1.42inInstallation Size:Central Length:104mm / 4.09inWeight:138g/4..87oz.Package List:1 x ControllerNote:1. The input voltage should be equal to the rated voltage of the motor. It is not possible to input 220V household electricity.2. The input must distinguish between positive and negative polarity.3. The motor can be connected without distinguishing positive and negative, when the running direction is inconsistent with the expected, you can change the direction by adjusting the motor wire sequence.