31 Jul 5V-30V Voltage Regulator DC Motor Speed Controller PWM Frequency Duty Cycle
Brand New DC Motor Speed Controller Features:Support ON/OFF outputSoft start functionSupport set duty cycleSupport set frequencyAdjustable digital encoderInstrument caseSupport reverse connection protectionSupport parameter memory function Parameter Set Mode:Short press potentiometer: Select the parameter you want to set including Lower Limit Value of duty cycle, Upper...