YATUNINK 1 Black Replacement for HP 970XL Black Ink Cartridges Remanufactured For OfficeJet Pro X476dn MFP X476dw MFP Pro X576dw MFP X576dn MFP Packing List: 1 x 970XL Black Tpye: Remanufactured 970XL Ink Cartridge (Not made by HP, but 100% Money-back guarantee, Shows Accurate Ink Level, New Generation Chip ). Page Yield: 9000 pages for Black at 5% Coverage. Printer Model: OfficeJet Pro X476dn MFP, OfficeJet Pro X476dw MFP, OfficeJet Pro X576dn MFP, OfficeJet Pro X576dw MFP, OfficeJet Pro X451dn, OfficeJet Pro X451dw, OfficeJet Pro X551dw Guarantee: We have a very lenient return policy with a full refund (including shipping costs) offered within 90 days from date of purchase if the items cannot work properly. And any defective/damaged item can be replaced up to 180 days from the purchasing date.