Item Name: DC Motor Speed Controller Current Regulator Drive Module Speed Regulator. Output Current: 0-20AWeight: 73gSpeed Regulation Type: Current Regulator Knob Cable Length: 20CMSpecificationControl Frequency: 25KHZWiring Type: Barrier Terminal BlockMotherboard Installation Size: 73MM * 40MMSpeed Regulation Mode: Potentiometer (Linear)Potentiometer Installation Hole: 7MMModule Size: 77MM*45MM*28MMContinuous Power: 1200WInput Voltage: DC10-60VPackage Included:1* DC Motor Speed Controller *Please make