This BLACK toner cartridge is compatible with HP LaserJet printers P3011, P3015, MFP M521 and MFP M525. It is a brand new and boxed unit, designed for high-quality laser printing. The cartridge uses premium toner to produce sharp and clear text and graphics. This CE255A toner is a reliable choice for businesses and individuals who require professional-looking prints. It is a compatible unit, making it a cost-effective alternative to the original HP cartridge. With its simple installation process and long-lasting performance, this toner is an excellent addition to any printing setup.