The NEW HP Q5945YC Black 45A Original Toner is specifically designed for use with the HP LaserJet 4345 MFP printer. This genuine HP product offers high-quality printing with a yield of up to 23,500 pages. The black toner cartridge is compatible with HP printers and ensures crisp, clear text and images. Each unit comes in a box and is ideal for professionals who value reliability and performance in their printing needs. (UGE)