This is a compatible Canon 0279B003AA (GPR17) black laser toner cartridge designed for use with Canon ImageRunner 5070, 5570, and 6570 laser printers. It offers a standard yield of up to 45,000 pages, providing an economical alternative to the original Canon GPR17 toner cartridge. Manufactured with new components, this cartridge ensures reliable performance and high-quality printing results. Using compatible toner cartridges does not void your printer's warranty, and we back this product with a 100% Quality Satisfaction Guarantee.