The ELEGOO Mars 4 MSLA Resin 3D Printer is engineered to deliver professional-grade precision in a compact desktop form factor. Its advanced 7-inch 9K Mono LCD ensures exceptional clarity, sharp edges, and smooth surfaces—perfect for applications where detail matters most. Powered by a COB light source combined with a Fresnel lens, Mars 4 achieves uniform UV exposure across the build area, reducing failed prints and improving accuracy. The reinforced Z-axis linear rail system provides excellent stability, even during long print jobs. Whether you are a jewellery designer, dental technician, miniature artist, or product developer, the Mars 4 offers outstanding reliability, speed, and surface quality at an affordable price point. Technical Specifications Brand: ELEGOO Model: Mars 4 Printing Technology: MSLA Resin 3D Printing LCD Screen: 7-inch Mono LCD Resolution: 9K (8520 × 4320) XY Accuracy: ~18 microns Build Volume: 153.36 × 77.76 × 175 mm Layer Height: 0.01 – 0.2 mm Light Source: COB Fresnel Lens Connectivity: USB File Formats: STL, OBJ Supported Resins: Standard, ABS-Like, Castable, Water-Washable, Engineering Applications Jewellery casting & wax patterns Dental models & aligners Miniatures, figurines & collectibles Engineering & industrial prototypes Educational & research projects