Original HP ink cartridge is formulated to consistently produce professional-quality documents at a great value. Count on durable prints from a cartridge specially designed to work with your Hewlett-Packard Photosmart Printers 5660, 5643, 5665, 7640, 7645; Officejet Printers 5740, 5742, 5745 and 8040. HP proprietary inks prevent corrosion and clogging of the printhead - ensuring the best prints. It generates durable prints that resist water and last for decades. Highlight pages right away without worrying about smears. Cartridge yields approximately 200 pages.