. This HP 59A Black Toner Cartridge is ideal for workgroups who want to print consistent quality black-and-white pages at high speeds help save energy and protect against fraud. It has been precisely created to deliver quality and reliable printing results. This is done by working harmoniously with HP Paper and your HP Printer. Over 50 Percent of the printing technology of your HP Printer is contained within the cartridge itself; meaning every time you replace your toner cartridge you are installing a brand new print engine.Unlike non-HP cartridges which can sometimes have hidden costs Original HP Toner Cartridges offer total value for money in the form of flawless hassle-free printing and are carefully crafted to match your printer’s size speed fusing temperature and paper type. Therefore allowing you to maximise the impact of documents when you print.HP helps you reduce your environmental impact through a long-life cartridge and drum design that can reduce materials used over time. The low-melt toner helps save energy when printing and easy recycling with the HP Planet Partners program..