3-Axis GRBL CNC Controller Board Kit – Preloaded GRBL

This device features a 32-bit MCU and stepper motor drivers for smooth motion and high precision. It includes safety features like opto-isolated circuits and emergency stop. Preloaded with GRBL 1.1h firmware, it supports limit switches and Z-axis probes. It has offline operation capabilities and versatile expansion ports.

• The description claims the device delivers several times the processing speed of traditional 8-bit boards.
• The description claims the device instantly halts in abnormal conditions for safety.
• The description claims the device fully supports X/Y/Z limit switches and Z-axis probe.
• The description claims the device includes a standard offline controller with SD card support.