1. They pplicable to all engraving machine controller and 3D printer controller, and it can be wired to external high-current drivers.

2. 4 Axis Control Board External Drive Line,  Suitable For Stepping Motor Drive DM542 DM556

3. The adapter can be wired freely without limiting the length of the wire, which is more convenient to use.

Line Length:40CM/15.75 inch

Packing List：3PCS/SET (A Total Of 3pcs, Can Be Connected To Four Ports)