Built-in 4K Mono LCD screen at 6480 x 3840 resolution of X 31.5??m Y 10.5??m in subpixel, performs more details and better surface on miniatures.Printing is fast to print by 1.5s/layer on exposure time, up to 80mm/h on Mono Version. Obtain higher quality models in a shorter time.Configurated with parallel UV LED lighting sources and provides better uniformity, higher intensity, and shorter time of curing.Algorithm Embedded of Longerware to deliver final 3D models with ultra-smooth surfaces and ultra-fine details, and is compatible with Chitubo.Built-in dual liner guides for more steady printing. and Fast Cooling & High-Temperature Warning System improves the lifespan of machine.Easy leveling with four screws.