Packing list:2 Pack 20N10K0 black toner cartridge.
Compatible Printer:20N10K0 black toner cartridges set for Lexmark CS331dw CS431dw CX331adwe CX431adw printer.
High Capacity:20N10K0 black toner cartridge yields approximately 1,500 pages (at 5% coverage).Compatible 20N1HK0 and 20N1XK0 extra high yield cartridges.
Stable Quality:Each toner cartridge undergoes a rigorous testing process to ensure toner quality and compatibility with your printer.
After-sales Service: We provide lifetime technical support and replacement of defective toner cartridges, always ready to solve your problems.
