LD Compatible Toner Cartridge Replacement for Kyocera TK-3122 1T02L10US0 (Black) Page Yield: 21,500 | Shelf Life: 24-36 Months Our compatible replacement for the Kyocera-Mita TK-3122 toner cartridge is manufactured 100% brand new with a new chip. We offer lightning fast shipping on all printing supply and inkjet photo paper orders All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee For use in the following printers: FS-4200DN