ejet 902XL Ink Cartridges 2 Pack Black for HP Officejet Pro 6978 6968 6970 6958High-yield black ink cartridges designed for specific HP Officejet printers. This 2-pack provides approximately 1,650 total pages of printing (825 pages per cartridge). The cartridges feature updated chips that maintain compatibility with HP printers even after firmware updates. Designed to work with Officejet Pro 6960, 6968, 6970, 6971, 6974, 6975, 6976, 6977, 6978, 6979 and Officejet 6950, 6951, 6954, 6956, 6958, 6961, 6962, 6963, 6964, 6966 models. The high-yield capacity reduces the frequency of replacements for busy home and office printing needs.MPNfor HP 902 Ink poundsProductdimensions8.1 x 8.8 x 5.9 inches