Compatible with: HP Color LaserJet: M454dn, Pro M454dw, Pro MFP M479dw, Pro MFP M479fdn, Pro MFP M479fdw Page Yield*: 2,400* For best results, store in a cool, dry place. Use within 3 years of purchase for optimal performance. *Average cartridge Page Yield* in accordance with ISO IEC 24711. *at 5% coverage (ISO/IEC standard) Professionally manufactured by LD Products. HP is a registered trademark of HP Inc. and is not affiliated with and does not endorse LD Products. Color: Black Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.