HP C5070A No 81 Ink Cartridge Dye 3-Ink Multi-pack light cyan to fit Designjet 5000/5000PS/Designjet 5500/5500PS. Page life - 1000. For the very best quality printing, it is imperative to use the best quality ink cartridges. HP is known all over the world for producing the very best print technology, ensuring that your documents are always eye catching and attractive. Working with exceptional speed, you can be sure that your prints do not take forever but without the trouble that can arise from haste. Definition is sharp and clear, ensuring that text, graphics and images are completely clean and crisp.