7-Inch 9K Mono LCDEquipped with a 7-inch 9K mono LCD offering an impressive 8520x4320 resolution and 18µm XY resolution, Mars 4 Ultra allows you to print incredible complex models with crisp details. The mono LCD is protected by a 9H hardness tempered glass, ensuring it withstands daily wear and tear while maintaining optimal performance. Wi-Fi ConnectionEffortlessly transfer files via the built-in WiFi connectivity, supporting both 2.4G and 5G networks with a transfer speed of 6-10Mbps, eliminating the need for cumbersome cables. Powerful Linux OSWith built-in 4G RAM and no more delay loading files, the Linux operating system ensures faster & smooth operation and efficient resource management. Effortless LevelingThe 4-point leveling system makes setup a breeze, and after one leveling, no need to repeat leveling, ensuring perfect prints every time. The laser-carved surface on the build plate offers improved adhesion, reducing the risk of print failures.