CNC Controller:Integrated function keys including emergency stop, cycle start, spindle on/off and so onHigh Efficiency:The controller has all commonly used functions for Mach operation, and can move both axles simultaneouslyEasy to use:No need to install any software or drive, connected by USB port and the cable can be stretched to about 3 metersCNC Engraving Machine Manual Controller:12 x 12mm buttons that your finger will not interfere with the adjacent buttonsSpecifications:Compatibility: For onlyConnector: USBSize: 22.2 x 8 x 5.6cm/8.7 x 3.1 x 2.2 inMaterial: Metalcolour: blackPackage Contents:1 x CNC 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.