With the extra large Hewlett-Packard 901 Tri-colour Ink Cartridge you can print more for less.This tri-colour ink cartridge gives you business-quality colour printing at a cost lower than many lasers. The HP 901 Tri-colour Ink Cartridge yields approximately 360 pages, and is compatible with the HP OfficeJet J4580, J4660 and J4680 inkjet printers.