ZZSA USB GRBL 1.1F CNC controller Card board 3 axis support + Limit switch + E-Stop For 1610 3018 etc. T6H1N

Package include:1xGRBL 1.1F 3 axis control board (Can use off-line)1x USB cable I.  GRBL 1.1J,USB port cnc engraving machine control board, 3 axis controlSpecification:can use off-line1) 3 axes of control2) Control system: GRBL3) Driver stepper motor: DRV88254) Support Software: grblcontrol / candle (3 axies); ()5) System Support: windows XP / Win 7 / Win 8 / Win 106) Stepper motor: 42 step motor (1.3A / 0.3Nm / 24V)7) Spindle motor: 775ER (24V / 10000rmp / support PWM0% -100%)8) : max 12V 5A (1W / 2.5W / 5.5W / 7W / 10W / 15W)9) Power input: 24 V (12-24 V)The advantages over V3.2:1) Improve the power port: metal shielded port2) Improve USB port: more robust, hard to fall3) Improve stepper motor drive: change to DRV82554) Add a fuse to avoid burning