Genuine HP C4844ae black ink cartridge (No10) 69ml For the HP 2000c, 2000cn, 2500c & 2500cm The HP Business InkJet 1000 series, 1100 series & 1200 series. The Business InkJet 2200 series, 2300 series, 2600 series, 2800 series & 3000 series machines The HP Colour Printer 1700 The DesignJet ColorPro GA/CAD, 70, 100 series, 110 series, 500 series and 800 series The HP OfficeJet 9100 series & The HP OfficeJet Pro K850 series. Up to 2200 prints (HP's figure) OfficeJet 9110, 9120 & 9130 machines &