Applicable models:For Ricoh 841586/841500 (Black), 841503 (Cyan), 841502 (Magenta), 841501 (Yellow) Toner Cartridge. Compatible Printer Models:For Ricoh Aficio MP C2051 MP C2551, Lanier LD620C LD625C, Savin C9120 C9125 Printer Higher Page Yield:Up to 10000 Pages per 841586/841500 black toner cartridge and 9500 Pages per 841503 Cyan 841502 Magenta 841501 Yellow toner cartridges (based on 5% coverage test on A4 paper) Printing experience:✔Our toner Cartridges - providing outstanding print output. With a long shelf life, these toner cartridges are ideal for stocking up.✔Experience smooth toner flow and enjoy improved print quality and longevity. The precise fit of the toner cartridges ensures easy installation and hassle-free printing.✔If you encounter issues or have questions regarding our toner cartridges, our dedicated team is ready to assist you. Ensuring your satisfaction with your purchase. Warm Tips:· Since the models vary in different regions, please confirm your original toner cartridge model and printer model and send them to us.· Make sure not to touch the chip on the toner cartridge for optimal performance.· Please note that if prompted with a non-original message, simply click 'OK' or 'Continue' to proceed and start using the toner cartridges.