PRODUCT DESCRIPTION Ensure your printing is right the first time and every time with Original HP Ink, which provides precision output so you can take pride in fade-resistant documents and brilliant images AMAZON.COM Give your black-and-white documents a polished, professional look. The HP 21 cartridge is perfect for low-volume users who want laser-quality text and graphics. Features include: * Print professional-looking documents with laser-quality black text. * Reliableprint crisp text every time with your HP printer. * Simple to install and easy to use. Initial HP printer compatibility: * HP Deskjet 3910 * HP Deskjet 3930 * HP Deskjet 3940 * HP Printer/Scanner/Copier 1410 What's in the Box One HP 21 Black Inkjet Print Cartridge FROM THE MANUFACTURER Keep your HP printer producing polished, professional-looking documents with this HP 21 Black Inkjet Print Cartridge (C9351AN#140). Get crisp, sharp black text, and preserve your memories with photos that resist fading for generations. This cartridge is designed to offer you an approximate page yield of 190 pages, depending on your printer and specific type use. HP printer compatibility: Deskjet 3910, Deskjet 3930, Deskjet 3940, Printer/Scanner/Copier 1410. See more