Compatible with: Kyocera M2040dn, M2540d, M2540dw and M2640idw. Compatible Replacements Included: 3 Pack -1T02S50US0 Black Kyocera TK-1172 Toner Cartridge Standard Yield. Delivers 7,200 black pages just like the original Kyocera TK-1172 compatible toner cartridge Average cartridge Page Yield* in accordance with ISO IEC 24711 For best results, store in a cool, dry place. Use within 3 years of purchase for optimal performance.*at 5% coverage (ISO/IEC standard) This is the standard yield version of Kyocera-Mita compatible toner cartridge TK-1172. Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.