LD remanufactured ink cartridges are specially engineered to produce professional looking prints from the first page to the very last. Remanufactured replacement ink cartridges for HP 701 series feature a ‘smart chip’ to track ink levels. Along with our remanufactured replacements, original HP supplies are also available. Remanufactured ink cartridges for HP replace the original HP CC635A black. Order with LD Products and receive an industry best, 100% satisfaction guarantee!