Page Yield*: 10,500 pages Compatible with HP 81A Black toner cartridge (per cartridge) *at 5% coverage (ISO/IEC standard) Package Contents: 2 x HP 81A Black compatible toner cartridge CF281A Compatible with LaserJet Flow MFP M630z, M604dn, M604n, M605dh, M605dn, M605n, M605x, M606dn, M606x, MFPM630dn, MFP M630f, MFP M630h Product name: HP 81A HP81A HP-81A HP 81 A Black Compatible Toner Cartridge replacement for HP 81, 81A Toner (CF281A) HP is a registered trademark of HP Inc and is not affiliated with and does not endorse LD Products. Professionally manufactured by LD Products.