The remanufactured HP Q5945A Black toner laser cartridge from Eco Tone designed for use with LaserJet 4345 MFP series, LaserJet 4345 serie, LaserJet M4345 MFP series, M4345 printers. With a yield of 18000 pages, this product ensures high-quality results while being environmentally friendly, making it an ideal choice for professional printing needs.