WaveTopSign 3Axis GRBL Offline Controller Board

Introdcution:GRBL CNC One-piece control board, three-axis drive + spindle drive, can directly drive the three-axis system + spindle power control, eliminating the need for electrical connection, suitable for ordinary engraving machine and laser engraving machine, DIY is essential ! ! ! New upgrade of control board:1. GRBL1.1f firmware, stable performance2. Offline engraving (optional offline module), offline tool settings, engraving3. The laser supports PWM/TTL number control, and the power is adjustable from 0-100%!4. The spindle supports PWM power 0-100% adjustable5. Stepper motor overcurrent protection to avoid damage, upgrade integrated stepper motor drive, 2A high current, high stability6. The laser directly enters the picture engraving, no programming, no design, simple and convenient!7. Professional shell protection, the fan actively dissipates heat and does not heat up for a long time. Specification:Connection: USB (USB-CH340)Software: GRBL controller, UniversalGcodeSenderMaste