Page Yield*: 2,500 For best results, store in a cool, dry place. Use within 36 months of purchase for optimal performance. Color: Black. *at 5% coverage (ISO/IEC standard) The use of LD branded laser compatible toner cartridges and supplies does not void your printers warranty. Compatible with the following Dell printers: 1130, 1130n, 1133 and 1135n Color: Black Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.