LD Compatible Ink Cartridge Replacement for Canon PGI-255XXL 8050B001 Extra High Yield (Black, 3-Pack) Page Yield: 800 per cartridge | Shelf Life: 24-36 months per cartridge The use of compatible cartridges and supplies does not void your printers warranty This compatible cartridge comes equipped with 100% brand new parts including an ink smart chip that accurately tracks your ink level All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee For use in the following PIXMA printers: iX6820, MX722, and MX922