LD Remanufactured Toner Cartridge Replacement for HP 645A C9733A (Magenta) Page Yield: 12,000* | Shelf Life: 24-36 Months | *Average cartridge page yield in accordance with ISO IEC 24711 We offer lightning fast shipping on all printing supply and inkjet photo paper orders The use of LD replacement ink and toner cartridges does not void your printers warranty This cartridge contains up to 85% new parts including wiper blades, OPC drums, and electronic smart chip for accurate toner level display For use in HP Color LaserJet: 5500, 5500dn, 5500dtn, 5500hdn, 5500n, 5550, 5550dn, 5550dtn, 5550hdn and 5550n