Page Yield*: 5,000 For best results, store in a cool, dry place. Use within 3 years of purchase for optimal performance.*at 5% coverage (ISO/IEC standard) Compatible with the following Samsung ProXpress, and SL Printers: ProXpress- M3320ND, M3370FD SL- M3820DW, M3870FW, M4020ND, M4070FR Color: Black Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.