Brand new, unused item! Of course, it's within the expiration date. 1. Product Contents: LC412XL LC412XL-4PK 4-color set compatible ink cartridge, latest IC remaining ink level display chip, LC412XLBK 1X Black / LC412XLC 1X Cyan / LC412XLM 1X Magenta / LC412XLY 1X Yellow, each 1 piece, total 4 pieces. Compatible ink cartridges, an alternative choice for original LC412 LC412BK LC412C LC412M LC412Y LC412XL LC412XLBK LC412XLC LC412XLM LC412XLY ink cartridges. 2. Compatible Models: Brother J7300CDW MFC-J7300CDW, J7100CDW MFC-J7100CDW printers. Page Yield: High capacity, approximately 69ml for black, and approximately 19ml for color. Number of printed pages: Approximately 3000 pages for black, and approximately 1500 pages for color, with 5% coverage, A4 paper, letter. (ISO/IEC standard). 3. Supports the latest IC remaining ink level display & all pigment inks: Equipped with the latest IC remaining ink level display chip, it supports the ink level display function. It maintains the vivid colors of the first print for a long time after printing. 4. Notes: If the ink cartridge does not work even after installation, the printer may display a message "Ink cartridge needs to be replaced" or an error code "X". This phenomenon indicates that the serial numbers of the cartridge chips may be duplicated. In such cases, remove the ink cartridge once and reinstall it. This will update the serial number, and the ink cartridge should work normally. 5. High-quality materials: Using high-quality ink, plastic cartridges, and data chips, ensuring clear images and sufficient page yield. Clear printing effect: Prints clear images where every word and line is clearly visible, creating a relaxing visual effect for the eyes. You can easily handle printing designs, vibrant posters, brochures, photos, drafts, etc., in the office or at home.