LD Remanufactured Toner Cartridge Replacement for Samsung CLP-K660B High Yield (Black) Page Yield: 5,500 | Shelf Life: 24-36 Months The use of compatible replacement laser toner cartridges and supplies does not void your printers warranty. All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee Our toners contain new and used parts, including a new smart chip, they are an economical alternative to expensive Samsung laser toner cartridges and supplies. For use in the following Samsung printers: CLP-610ND, CLP-660N, CLP-660ND, CLX-6200FX, CLX-6200ND, CLX-6210FX, CLX-6240FX