The specially formulated Cli-451 Black ink is used for printing documents and photos. Combined with Canon photo paper it protects your photos from fading with ChromaLife100+ system. The 7ml ink tank allows you to print up to 480 pages of A4 documents. The Cli-451 Black Ink Cartridge is compatible with the following Canon PIXMA printers: iP7240, MG5440, MG5540,MG5640, MG6340,MG7140,MG7540, MX924, IX6840, iP8740 What's in the box Canon CLI-451BK Black Single Ink Cartridge