LD Compatible Toner Cartridge Replacement for HP 45A Q5945A (Black) Page Yield: 18,000* | 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 Printers: 4345, 4345mfp, 4345x mfp, 4345xm MFP, 4345xs MFP, M4345 MFP, M4345x MFP, M4345xm MFP, M4345xs MFP