LONG-TERM PRINTING: Page yields equal to OEM toner cartridge Up to 3, 100 Pages per Black cartridge (5% coverage) Tips: The page yield is an estimation based on the industry standard of 5% coverage only. If you print more than 5% per page, then the page yield is significantly less. COMPATIBILITY PRINTER: LaserJet Pro M402n, M402dn, M402dw LaserJet Pro M426fdw, M426dw, M426fdn Bring reliable performance for practically project. Get laser-quality documents with crisp text. Prints maintain a sharp look over time. PACKAGING: You do not worry about extra leaked toner damaging package. Every cartridge was protected in an individual sealed plastic bag.