Brand New but no original box... thank you FedEx... The ELEGOO Mars 5 Ultra Resin 3D Printer 9K is a high-quality 3D printer equipped with a 7-inch 9K Mono LCD screen and a COB Light Source with a wavelength of 405nm. It features a MAX printing speed of 150mm/h and a Z Axis accuracy of 0.02mm, allowing for detailed and precise prints. The printer also comes with adjustable print speed, layer thickness, and on-printer controls for added customization options. With a compact size of 260mm x 268mm x 451.5mm and a net weight of 8.8kg, this printer is ideal for home and professional use, offering a maximum resolution of 18x18μm (8520x4320).