Genuine HP 416X Black High Capacity Toner Cartridge For use with: HP COLOUR LASERJET PRO M454dn, HP COLOUR LASERJET PRO M454dw, HP COLOUR LASERJET PRO M454nw, HP COLOUR LASERJET PRO M479fdw, HP COLOUR LASERJET PRO M479fnw Yield: Approx 7500 pages Colour: Black