... accuracy and smoother operation than standard 1, 1/2 step!Adjustable 1.5A-3A drive current settings ... axis - 25%,50%,75%,100% of full current can be set for different stepper motorsOverload, over-current ... Setup (STP) button, display blinking, into the set state 2: X-axis under the key 10 to 0, ... connectors 1 * DB25 parallel cable 5 axis CNC Kit -2 / TB6560 5 axis Stepper Motor Driver + Digital Display ...