Saturn - 4K resolution 8.9" LCD with printing volume of 192*120*200 mmSaturn S - 4K resolution 9.1" LCD with printing volume of 196*122*210 mmSaturn 8K - 8K resolution 10" LCD with printing volume of 219* 123* 210 mmSaturn 2 - 8K resolution 10" LCD with printing volume of 219* 123* 250 mmSaturn 3 - 12K resolution 10" LCD with printing volume of 219* 123* 250 mmSaturn 3 ULTRA - 12K resolution 10" LCD with printing volume of 219* 123* 260 mmSaturn 4 - 12K resolution 10" LCD with printing volume of 219* 123* 260 mmSaturn 4 ULTRA - 12K resolution 10" LCD with printing volume of 219* 123* 260 mm Please buy Saturn 3 Ultra if high speed resin printing at 150 mm per hour and built-in WiFi are essential to you. Saturn 3 ULTRA beats Photon Mono M5 and M5s by 50% in printing speed at 150 mm/h We also have the other Saturn series models available at this link:https://greatdealsnv.com/products/elegoo-saturn Open-box Grade A+ -> The item is in like new, never used/assembled condition. It's returned due to buyers' remorse or fulfillment error. It may only show sign of repackaging due to our inspection service (opening the box, taking photos, recording serial #, classifying grades). It's sealed, packaged in the original factory condition with ALL original factory parts/accessories in inspected new or like new condition. Pre-Owned with Warranty-> backed with 30-day warranty by our store - you will have a FULLY FUNCTIONAL UNIT OR YOU GET FREE REPLACEMENT (parts/units). It was inspected, cleaned, repaired to full working order and is in overall good pre-owned condition. It WILL contain aesthetic signs of wear/teas/scratches (especially on the tank/lid). This item may be repackaged. *Notes: this is a USED unit. NOT REFURBISHED*FEP sheets - users will need to install FEP sheets prior to initial printing. --- Manufacturer's Description --- 【10-Inch 12K Mono LCD】With a 10-inch 12K mono LCD boasting a stunning resolution of 11520x5120 and an XY resolution of 19x24μm, ELEGOO Saturn 3 is capable of producing highly detailed and intricate models with ease, at a printing speed of up to 70mm/h. The 9H hardness tempered glass protects the LCD screen from scratches and damage caused by resin dripping or penetration. 【Generous Build Volume】With a generous build volume of 218.88x122.88x250 mm³/8.62x4.84x9.84 inches, you can try to print larger models and more ambitious projects for greater flexibility and versatility. 【Fresnel Collimating Light Source】The COB light source and Fresnel collimating lens work together to emit a uniform light beam of 405nm wavelength, and ensure that the light angle reaches within 5°, light uniformity is over 90%, and light-scattering coefficient within 0.5%. This results in highly accurate and consistent prints with exceptional clarity and detail. 【Laser-carved Build Plate】The build plate with a laser-carved surface provides excellent adhesion, ensuring that your prints stick to the build plate for a higher printing success rate. 【Voxeldance Tango Software】It offers 3 printing modes: static mode and dynamic mode (including smooth mode and high-speed mode) to improve printing efficiency. The open-source GOO slice file format is compatible with third-party slice software, such as CHITUBOX and Lychee Slicer. Third-party reviews about Saturn 3:https://www.youtube.com/watch?v=WwUbUicIxOU&t=1shttps://mach5ive.com/blogs/learning-center/unboxing-and-reviewing-the-elegoo-saturn-3-ultra-the-best-resin-printer-for-beginners