LD Remanufactured Ink Cartridge Replacement for HP 901XL & 901 High Yield (2 Black, 2 Color, 4-Pack) Page Yield per Black Cartridge: 700*, Page Yield per Color Cartridge: 360* | Shelf Life: 24-36 Months | *Average cartridge page yield in accordance with ISO IEC 24711 Use of our remanufactured ink cartridges does not void your printers warranty. All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee Our ink cartridges have been disassembled, fully inspected for any problem areas such as possible leakage, thoroughly cleaned including printhead nozzles, and all worn components have been replaced. For use in the following printers: OfficeJet J4540, OfficeJet J4580, OfficeJet J4660, OfficeJet G510a, OfficeJet J4680c, OfficeJet G510n, OfficeJet J4524, OfficeJet J4550, OfficeJet 4500, OfficeJet J4624, OfficeJet J4680, OfficeJet G510g