| Build Volume | 300 x 300 x 400 mm | 
| Nozzle Diameter | 0.4 | 
| Filament Diameter | 1.75 | 
| Print Speed Min. | 60 mm/s | 
| Print Speed Max. | 180 mm/s | 
LK5 Pro - an FDM 3D printer from a Chinese manufacturer Longer. It combines simple design with impressive quality claims like quiet operation, reduced nozzle clogging and printing speeds up to 180 mm/s (though 60-80 mm/s is recommended). The printer is notable for large build volume and affordable price tag, though it is noted to have a few flows in regards to print cooling.