Icon Toner Cartridges are designed to give outstanding performance with your laser printer, from the first page to the last. They offer outstanding print quality and give professional looking documents and photos at an economical  value per page.  They are quick and simple to replace and a staple for any office. Black toner cartridge. Prints up to 10,500 pages. Compatible with HP LaserJet Enterprise M604n, M604dn, M605n, M605dn, M605x, M606dn, M630f, M630z and M630h laser printers.