Multifunctional GRBL controller for CNC routers. This 32bit controller supports XYZ axis and dual Y axis, enabling a versatile setup for a range of projects. Enhanced stability and performance. The upgraded chip provides faster processing and smooth operation under demanding conditions, delivering reliable performance. Easy motor integration. Integrated 3 A4988 drivers connect easily to standard fourwire stepper motors, simplifying wiring and setup. options for precision. Adjustable driver subdivision allows you to tailor performance, while support for limit switches enhances operational accuracy. Practical use scenarios Hobbyist and prototype CNC routing for woodworking, engraving, and basic milling projects. PCB milling and electronics prototyping in a small workshop or educational setting. maker space or classroom use for teaching CNC control, motor operation, and precision adjustments.