["CNC 3018/2418/1610 GRBL 1.1 3 Axis Stepper Motor Double Y Axis USB Driver Board Controller Laser- Board for GRBL CNC Router 3Axis USB Board\n\nDescription:\nDouble Y-axis, all-round use\nGRBL 1.1f firmware, stable performance\nFull name offline engraving, offline tool setting, engraving\nSupport limit switch, tool setting, steering gear, cooling fan and other functions\nSupport 2P/39P laser, support PWMTTL signal control, power 0- adjustable\nStepper motor over-current for protection to avoid damage, upgrade A4988 drive, stable and reliable performance\nLaser directly imported into the picture engraving, no programming, no design, simple and convenient\n\nSpecification:\nBoard Size: 100mmx86mm (3.93in x 3.39in)\n\nPackage include:\n1* Control board\n1* USB Data line"]