Compatible with: Kyocera-Mita: ECOSYS P3045dn, M3860idn, M3860idnf, 3145dn, M3145idn, M3645dn, M3645idn, P3260dn Page Yield*: 12,500 For best results, store in a cool, dry place. Use within 3 years of purchase for optimal performance.*at 5% coverage (ISO/IEC standard) Includes a brand new smart chip that accurately tracks your toner level Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.