Topmay Compatible Ink Cartridge Replacement for HP CB540A ( Black,Cyan,Magenta,Yellow , 5-Pack ) Excellent Print Value: $0.008/page ONLY, Save up to 60% compared to OEM toner cartridge ield: 2200 Pages per black toner cartridge, 1400 Pages per color toner cartridge at 5% coverage (Letter/A4) Package includes: 2 pack CB540A Black, 1 pack CB541A Cyan, 1 pack CB542A Yellow, 1 pack CB543A Magenta Toner Cartridges Warranty and Customer Support: 24-Month Warranty and 24/7 customer support with technical advice Compatible with HP Printers: HP Color LaserJet CP1215, Color LaserJet CM1312 MFP, Color LaserJet CP1515n, Color LaserJet CP1518ni, Color LaserJet CM1312nfi Series Printer