General description Lexmark Black Toner Cartridge 20K pages - 56F2X00 is a genuine Lexmark supply that ensures consistent, reliable printing with professional quality results. This toner cartridge is designed to work best with Lexmark printers, providing outstanding value and environmental sustainability. Technical specifications Colour: Black MFR Part No.: LE56F2X00 Page Yield: Up to 20,000 pages Type: Toner Other information The Lexmark Return Programme cartridges are patented devices sold at a special price with the condition that the cartridge will be used only once. Customers must return the imaging unit to Lexmark for remanufacture and/or recycling. The Return Programme cartridges are designed to stop working after delivering a fixed amount of toner, leaving a variable amount of toner in the cartridge when replacement is needed. The cartridge automatically updates the printer's memory to prevent the use of counterfeit or unauthorized third-party cartridges. Replacement