ITEM NAME:DC 12V 24V 6-30V CCM5D Max 8A PWM Motor Speed Controller Digital Display + HVA.CCM5D Digital Display DC Motor Governor. PWM Duty Cycle: 0%-100%. PWM Frequency: 13KHz. Rated Current: 5A (Peak Current 8A). This governor is used for DC brushed motors. 2, Not suitable for DC brushless motor speed; can not be used as a regulator or regulator!