LD Remanufactured Toner Cartridge Replacement for Lexmark 12A8400 High Yield (Black) Page Yield: 6,000 | Shelf Life: 24-36 months The use of remanufactured cartridges and supplies does not void your printers warranty The use of LD branded laser toner cartridges and supplies does not void your printers warranty. All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee For use in the following Lexmark E printers: E230, E232, E232t, E234, E234n, E234tn, E240, E240n, E240t, E332, E332n, and E332tn