Page Yield*: 3,000 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 Lexmark CS Printers: CS310dn, CS310n, CS410dn, CS410dtn, CS410n, CS510de, & CS510dte Color: Cyan Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.