LD Remanufactured Ink Cartridge Replacements for HP 970XL & HP 971XL High Yield (2 Black, 1 Cyan, 1 Magenta, 1 Yellow, 5-Pack) Page Yield: Black-9,200* per cartridge & Color-6,600* per cartridge | Shelf Life: 24-36 months per cartridge | *Average printer cartridge page yield in accordance with ISO IEC 24711 The use of remanufactured cartridges and supplies does not void your printers warranty All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee These remanufactured toners come equipped with an ink indicator chip that accurately tracks your ink levels and communicates with your printer to be sure you are receiving the best quality print possible For use in the following HP following OfficeJet Pro Printers: X451dn, X451dw, X476dn, X476dw, X551dw, and X576dw