Remanufactured Ink Cartridge Replacement for HP 701 CC635A (2 Black) Alternative to OEM, comes with ONE YEAR WARRANTY from the date of purchase against manufacturer defects. Page Yield: Black 580 pages at 5% coverage on Letter/A4 paper. This replacement Inkjet cartridge is built to ISO9001 and ISO14001 Factory Standards. Compatible with HP Fax 640 2140 Black