This HP 300 Black Original Ink Cartridge (CC640EE) is for refilling HP inkjet printers. This cartridge enables you to print professional-looking, fade-resistant, archival documents with laser-quality black text. Offering excellent value and versatility, this HP 300 ink cartridge is ideal for students and everyday home and office use. It has a 4ml capacity and yields 200 pages at 5% coverage.. For use with: HP OfficeJet Pro K5400/K550/K8600/L7480/L7590/L7680/L7780