KNACRO PWM DC motor speed controller 30A with Digital display meter 6V/9V/12V/24V/26V/48V 6V - 60V Motor parts Maximum power 1200W Input voltage: DC6-60V.Output voltage: Load Linear. Input Current: require large than the motor operating current.Output Current: determine load size.Continuous current: 20A within. Maximum power: 1200W.Quiescent Current: 0.01ma. Speed type: modulated current.Speed mode: ON \ OFF linear potentiometer 270 degrees.Speed range: 0-100%. Operating frequency: 15KHZ.Speed Percentage: support.