Blue ink. Every surface. Any temperature. The UNI PowerTank RT 1.0 uses a pressurised ink system that keeps flowing upside down, in cold down to minus 20 degrees, on glossy paper, wet pages, even underwater. 55% recycled barrel content. Box of 12 for the office, the field team, or the classroom where the standard pen just gives up
| brand | UNI |
| ink_colour | Blue |
| tip_size_mm | 1.0 |
| pack_quantity | 12 |
| barrel_material | 55% recycled |
| technology | Pressurised ink delivery |
| category | Writing & Correction |