Engineered to work best together with your Lexmark printer, delivering excellent print quality from the first page to the last. this Toner's unique formulation consistently delivers outstanding image quality every time, ensures long-life print system reliability and minimizes extraneous waste -- all in an innovative shake-free print system. Keep up front costs low and quality high with Genuine Lexmark cartridges. Device Types: Laser Printer; Color(s): Black; Page-Yield: 1,000; Supply Type: Toner.