This Lexmark 50 high resolution ink cartridge is for refilling Lexmark inkjet printers. Lexmark 50 cartridges deliver finest top quality printing using pigment based inks in small ink drop size for deep colour, extra clarity & detail. This high quality ink is also fade & water resistant, making it excellent for storing documents over long periods of time. This cartridge is perfect for producing crisp text, brilliant photos & sharp images. This ink cartridge yields 470 pages at 5% coverage. All Lexmark inkjet cartridges come with the actual print head, where the core inkjet technology lies, integrated into the cartridge bottle. The advantage of this is that Lexmark customers get a new print head with each cartridge replacement. This is like getting a brand new printer all over again. Permanently fixed print heads in printers tend to deteriorate, whilst Lexmark printers will last. The Lexmark 50 Ink Cartridge is ideal for students & everyday home & office use. This cartridge is also known as 017G0050E, 17G0050, Lex-50, Lex 50 & No.50.