elegoo mars 2 3d printer, msla uv photocuring lcd 3d printer, front usb port, 2k monochrome lcd screen, uv led light source, off-line print, 5.1x3.1x5.9in printing size elegoo operation: 3.5 inch touch screen slicer software: chitubox connectivity: usb technology: led display photocuring light source: uv integrated light (wavelength 405nm) xy resolution: 0.05mm(1620*2560) z axis accuracy: 0.00125mm layer thickness: 0.01-0.2mm printing speed: 30-50mm/h