Features 1、APPLICABLE MODEL: CNC controller expansion panel, suitable for DDCS Expert M350 model, for 3 axes, 4 axes and 5 axes controller, has strong compatibility. 2、CLEAR KEY MARKING: The CNC controller panel has icons marking with buttons, which are intuitive and clear to read, and can be repeatedly operated without fading. 3、ALUMINUM ALLOY: Using excellent aluminum alloy shell, which is hard and wear resistant, not easy to corrode or deform, and has good heat dissipation. 4、FOR CNC DEVICES: For various CNC equipment controller, such as engraving machine, cutting machine and welding machine, etc., providing extended function. 5、EASY OPERATION: This CNC controller expansion panel has a compact size and is equipped with connecting wires for easy operation and stable performance. Specification Item Type: CNC Controller Panel Material: Aluminum Alloy Number of Matching Axes: 3 axes, 4 axes and 5 axes Adapter Controller Model: Suitable for DDCS Expert M350 Panel Size: Approx. 270 x 112mm / 10.6 x 4.4in Package List 1 x Expansion Panel 1 x Cable