902 ink cartridges for hp printers with new generation chip can be recognized by printer easily. I have an HP OfficeJet Pro 6978. My printer is listed as compatible yet the cartridges do NOT work. Says it is compatible with my HP Office Jet Pro Printer 6978. HP 962XL High Yield Black and HP 962 Cyan, Magenta, Yellow Original Ink Cartridges Pack of 4 (3JB34AN).
Original HP ink cartridges: genuine ink for your HP printer. What's in the box: 1 New Original HP 902 ink cartridge (T6L90AN). Color: Magenta. CHOOSE AN INK REPLENISHMENT SERVICE - Let your printer track usage and have ink delivered before you run out. Either reorder HP Genuine ink... HP OfficeJet Pro 6961, 6968, 6970, 6971, 6975, 6978. Up to 2x more prints with Original HP ink vs refill cartridges. Cartridge yield (approx.): 315 pages. Original HP ink cartridges: genuine ink for your HP printer. What's in the box: 1 New Original HP 902 ink cartridge (T6L94AN). Color: Yellow.