CLI-271 series inks provide an enhanced color gamut due to an improved ink formulation. Extra-large ink tanks can help save you money, print more when you need it, and extend the time between replacing ink tanks. Smart LED lets you know when the ink is properly installed and which tank needs to be replaced. Device Types: Inkjet Printer; Color(s): Gray; Supply Type: Ink; Market Indicator (Cartridge Number): CLI-271.