Speedy Inks Compatible Toner Cartridge Replacement for HP CE278A ( Black ) For use in: P1566, Pro M1536DNF, P1606DN Page Yield: 2100* | Color: Black |*Average printer cartridge page yield in accordance with ISO 19752 Shelf Life: 24-36 Months The use of aftermarket replacement cartridges and supplies does not void your printer's warranty