100% Compatible Printers: HP Office Jet Pro 8610, 8600, 8620, 276dw, 8630, 251dw, 8100, 8615, 8625, 8640, 8660, 271dw, 8110 Printer. Package Contents: 2 Pack (2 Black) compatible for HP 950XL ink cartridges (CN045AN). Page Yield: Up to 2, 300 pages per black cartridge at 5% coverage. Intelligent IC Chip: New compatible ink cartridges are conveniently equipped with a Latest Upgraded Chip to ensure full working compatibility with your printer. All LxTek ink cartridge replacements for 950XL are strictly tested with industry quality control processes to perform superb results. All products are manufactured in an ISO9001 & ISO14001 certified facility.