Page Yield: 550 pages per black ink cartridge and 550 pages per color ink cartridge at 5% coverage on A4 paper
Warm reminder: 1. Ignore your printer's ink level indicator when installing new cartridges; 2. Check ink level through the ink volume bar on your computer
Warm reminder: 3. Reinsert single ink cartridge if not recognized well; 4. Run cleaning procedure if printing quality is unsatisfactory; 5. Check your printer model before ordering to avoid the wrong cartridges.