NUINKO 3 Pack Remanufactured HP 15 Ink Cartridge Black C6615DN for HP PSC 750 950 750xi 950xi Deskjet 940C 920C 3820 920 940 OfficeJet V40 5110 Printers Brand: NUINKO For use with HP printers: Please verify your printer model for compatibility below NUINKO products are covered by a 100% satisfaction guarantee and a 1 year warranty from product defects Easy to install 3 Black