--Board with 1.6MM high-quality A-plate, reliable and stable.
--Provide technical support, easy to get started.
--Input voltage (board power supply): 12V to 24V
--Fan: Used to cool the spindle, generally not used
--Spindle: The spindle motor, the voltage and power supply voltage, current 5A, the spindle power is too large
can be connected to the external relay as a switch. G code M3 open, M5 close, brush 0.9 version of
the firmware can be adjusted PWM, spindle speed, laser dimming.
--X-axis motor signal output, A4988 maximum current of 1.5A.
--Y axis motor signal output, A4988 maximum current 1.5A.
--Z axis motor signal output, A4988 maximum current 1.5A
--X-axis minimum limit X-.
--Y-axis minimum limit Y-.
--Z-axis minimum limit Z-.
--Reset button: press the system reset, can be used as emergency stop
4*A4988 drive （One of the gifts）
1*USB data line