2.4in Touch Screen 32 Bit Laser Engraver Mainboard Control Board with Heat Sink 3D Printer Motherboard 12‑24VDC Item Type: 3D Printer Motherboard Kit Motherboard Parameter Voltage: 12-24VDC (<10A) MCU: For ESP32 WROOM 32U (32 Bit) MCU Frequency: 240MHz Flash Memory: 8192KBytes RAM: 520KBytes Laser Speed: < 8000mm/Min Offline Display: For MKS TS24 R, TS35 R Firmware: GRBL Serial Port Driver: USB Axes WIFI Onboard: 4(X, Y1, Y2, Z) Website: Support APP: Support SD Card: Supported MKS Laser Tools: Supported Available Machine: CNC Laser Engraving Machine Stepping Drive: A4988 DRV8825, TMC2208/2209/2225 (For Nema17 Motor) Additional Driver: TB6600/TMC2160(For Nema23 Motors) Laser: Below 20W (>20W, External Power Supply) Compatible Software: For LaserGrbl, for Xloader, for GrblController, for Benbox, for MDraw, for LightBurn Motherboard Introduction: Motherboard Is A Desktop Engraving Machine Developed For The Off Line Engraving Master Board. Hardware Equipped With 32 Bit High Speed Module, Integrated WIFI Function, Directly Drive 2.4/3.5 Inch Touch Color Screen; It Can Realize Fast Engraving, Web Page Control, Mobile APP Control And Other Functions. The Mounting Holes And Board Sizes Are Compatible And Can Also Be Used With PC Software. Display Parameter Approx. 80x50mm/3x2in Color Touch Screen: 2.4 Inch Touch Screen Microprocessor: 32 Bit STM32 Processor Update Method: Storage File Update Support Storage System: Storage Card Supported File Format: For Gcode Expandable Module: WIFI Module, Power Off Module, Broken Material Detection Switch, External Card Slot. Driver Parameter Maximum Output Current: 2.5A Default Current: 1.25A Microstep: Up To 1/256 Configuration: STEP Or DIR Or UART Load Drive Voltage Range: 5.5-28V IC Logic Working Voltage: 3.3V/5V