The HP DeskJet 880C uses two compatible ink cartridges: the black HP 45 (51645A), rated at about 1,100 pages, and the tri-color HP 23 (C1823D), rated at about 690 pages. Both are standard capacity. The same ink also fits the DeskJet 882C, DeskJet 890 and DeskJet 830C. Same-day shipping on most orders.
