HI-VISION HI-YIELDS Compatible Toner Cartridge Replacement for HP 508X ( Black,Cyan,Magenta,Yellow , 4-Pack ) Black: Up to 12,500 Pages at 5% Coverage; Color: Up to 9,500 Pages at 5% Coverage TYPE: Brand New Compatible | SHELF LIFE: 24-36 months at room temperature CERTIFIED: Made by ISO9001 Certified Factory to Meet OEM Standards WARRANTY: 180 days money back & 1 year replacement against product defect INCLUDING Amazon Prime orders QUALITY: High performance with great printing results