| Build Volume | 250 x 250 x 250 mm |
| Layer Resolution Low | 200 microns |
| Layer Resolution High | 100 microns |
| Nozzle Diameter | 0.4 |
| Filament Diameter | 1.75 |
| Print Speed Max. | 60 mm/s |
A20 is a 3D printer from Geeetech that utilizes a simple design and uses a FDM technology on a pretty standard build volume of 250 x 250 x 250 mm. A20 claims to be stable and easy to assemble with electric parts hidden in its bottom. The printer allows resuming after a power outage.