Compatible with Dell printers: Color Laser C2660dn, Color Laser C2665dnf Compatible Replacements Included: (1) 593-BBBR High Yield Dell C2660dn yellow toner Deliver pages just like the Dell 2660DN compatible toner cartridges Page Yield*: 4000* Pages. *at 5% coverage (ISO/IEC standard) All LD branded remanufactured Dell printer ink products are backed by a 100% satisfaction and LIFETIME guarantee Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.