For use in OfficeJet: 6100, 6600, 6700, 7110 ePrinter, 7510, 7610, 7612, 7620 100% Satisfaction & Lifetime Guarantee Page Yield: 1,000 Shelf Life: 12-18 Months Average cartridge page yield in accordance with ISO IEC 24711 All LD compatible cartridges are quality tested to ensure long-lasting use and bold, vivid print on every page. Professionally manufactured by LD Products. HP is a registered trademark of HP Inc. and is not affiliated with and does not endorse LD Products.