E-Z Ink (TM) Compatible Toner Cartridge Replacement For Samsung CLT-504S CLT-K504S CLT504S CLT504 504 for Use With Samsung SL-C1860fw, CLX-4195fw, CLX-4195fn, CLP-415NW, SL-C1810W Printers (1 Black) E-Z Ink compatible toner cartridges replacement for Samsung CLT-504S are manufactured in an ISO 9001 & ISO14001 certified facility. All toner cartridges are engineered to produce superb results. Package Contents: 1 x User Guide, 1 x CLT-504S Black (Total 1Pack) Page Yield: Black is 2,500 pages per toner cartridge per toner cartridge at 5% coverage ($0.01 / page ONLY, Save up to 70% compared to OEM toner cartridge) Compatible Printers: Samsung CLP-415N, CLP-415NW, CLX-4195, CLX-4195N, CLX-4195FN, CLX-4195FW, Xpress SL-C1860FW, SL-C1810W Laser Printer Warranty & Support: E-Z Ink toner cartridge comes with 2-Year 100% Quality Guarantee / Shelf life: 24 months. Please contact Manufacturer E-Z Ink directly for any questions  Technical support, customer support is always online for you