Do it Wiser Compatible ink cartridge replacement for HP 971XL CN626AM for HP Officejet Pro X451DN X451DW X476DN X476DW X551DW X576DW (Cyan) Cyan yield 6,600 Pages at 5% Coverage Compatible Ink Cartridge with printers HP Officejet Pro X451DN, X451DW, X476DN, X476DW, X551DW, X576DW . OEM number 971XLC Do it Wiser &reg; Smart Toner Cartridges are covered by 1 year warranty against defects 30 days unconditional money back guarantee and free no hassle returns. We will refund your payment after receiving your returned package. Shipping charges are not refundable. Cartridges certified to work | ISO 9001 quality assurance | ISO 14001 environmental management | RoHS Lead Free