LD Compatible Toner Cartridge Replacement for Ricoh 841000 & 841356 (Black) Page Yield: 10,500 | Shelf Life: 24-36 months The use of compatible cartridges and supplies does not void your printers warranty All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee This compatible cartridge comes equipped with 100% brand new parts including an ink smart chip that accurately tracks your ink level For use in the following Ricoh Aficio, Savin, Lanier, and Gestetner printers: MP 2500SP, MP 2500SPF, MP 2500, Savin 7025SPF, Lanier LD125, LD125SPF, and Gestetner DSM625