The HP Q5942A Black Toner Cartridge is a high-quality printing product specifically designed for HP printers. This standard black toner cartridge utilizes laser print technology, ensuring crisp and clear prints. With a manufacturer warranty of 1 year, you can trust in the reliability and longevity of this unit. Perfect for those looking for a reliable and efficient printing solution, the HP Q5942A is a top choice for professional and personal use. The package is open but was not used. It was the wrong size for our printer.