The HP 302/304 XL black ink cartridge B7RT9AE LS1 is the perfect high-yield printing solution for crisp, professional documents. Designed to deliver excellent black density and fast drying on paper, this high-capacity XL ink cartridge prints a substantially higher number of pages compared to standard models. Its formula ensures laser-quality text, resistant to fading and with well-defined lines without smudging. Compatible with a wide range of HP DeskJet, Envy, and OfficeJet printers, it's the essential consumable for offices, university students, and intensive home use that demands maximum cost-effectiveness and reliability in every print.