Instruction features: arbitrary programmable (can achieve a variety of complex operations: positioning control and non-positioning control).Multiple working status including automatic running state, manual running state, program editing state, parameter setting state.8-bit digital tube display, manual/ automatic state display, run/ stop state display, step/ count value/ program display, edit program, parameter display, input/ output state display, CP pulse and direction display.Maximum output frequency: 40KHz (especially suitable for controlling subdivision drive).High output frequency resolution of which is as accurate as 1Hz.Condition: and high qualityProduct Name: Single Axis Stepper Motor ControllerPower Supply: AC 220V (power supply error is not greater than ± 15%)Instruction Specification: Arbitrary ProgrammableInput: 6 (Optoelectronic Isolation)Output: 3 (Optoelectronic Isolation)size:72 x 72 x 95mmMaterial:Plastic + metalcolour:blackPackage Contents:2 x ControllerOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.