Speedy Inks Compatible Toner Cartridge Replacement for Ricoh 888604 High-Yield (Black) For use in: Ricoh Aficio C3500, Ricoh Aficio C4500, Ricoh Aficio MP C3500, Ricoh Aficio MP C4500, Lanier LD435c, Lanier LD445c, Gestetner DSc535, Gestetner DSc545, Savin C3535, Savin C4540 Page Yield: 23000 Shelf Life: 24-36 Months Color: HY Black The use of aftermarket replacement cartridges and supplies does not void your printer's warranty