Specifications: Input voltage: DC10-55V (equal to the rated voltage of the motor) Output voltage: linear under load Maximum current: 60A Continuous current: 40A (use for a long time to pay attention to heat dissipation or reduce current) Speed control type: flow adjustment Speed control mode: potentiometer (linear) Support motor: DC brush motor Forward rotation reverse: support Speed range: 0 - 100% Control frequency: 15KHZ Wiring type: terminal Knob specification: 100K (with switch) Wiring type: fence terminal block Motherboard size: 100MM*76MM*28MM Shell size: 110*78*38MM Package List: 1* Motor Speed Controller