LD Remanufactured Toner Cartridge Replacement for HP 507A CE400A (Black) Page Yield: 5,500* | Shelf Life: 24-36 months | *Average printer cartridge page yield in accordance with ISO 19752 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 All LD branded products are backed by a 100% satisfaction and LIFETIME guarantee For use in the following HP LaserJet Enterprise 500 Color printers: M551dn, M551n, M551xh, MFP M575dn, MFP M575f, Color Flow MFP M575c