??[Excellent Performance]: This simple and easy-to-use DC motor speed controller has an High precision, adjustable speed, angle can be set and the speed can be real-time displayed, which can provide you with a using effect.
??[Digital Display]: This speed controller is designed with a digital display that shows the rate in percent of actual speed to maximum speed, making it easier for your data reading.
??[Guarantee]: Our product have 180 days , if you have any question about this product, please feel to us, we will try our best to help you solve your problem.
??[Easy Model: YF-20, control voltage: 7~30V, current: within 2A. This speed controller can be directly connected to the stepping motor, no external driver, which is easy to use and convenient to operate.
??[Guarantee]: Our product have 180 days , if you have any question about this product, please feel to us, we will try our best to help you solve your problem.