The Book of Masteries: New Masteries for Ker Nethalas
| Country | USA |
| Brand | ELEGOO |
| Manufacturer | ELEGOO |
| ItemPartNumber | US-EL-3D-NEP4 |
| Model | Neptune FDM 3D Printer |
| Warranty | 12 months guarantee for main parts of the printer(nozzles and build plate sheet excluded) |
| Size | Neptune 4 |
| UnitCount | 1 |
| ReleaseDate | 0000-00-00 |