This is a Compatible Canon 4234A003AB (GPR4) black toner cartridge designed for use with Canon laser printers. It delivers a standard yield of up to 33,000 pages, providing an economical alternative to the original Canon GPR4 toner cartridge. Manufactured with new components, this cartridge ensures reliable performance and high-quality printing results. The use of compatible toner cartridges does not void your printer warranty. We offer a 100% Quality Satisfaction Guarantee on our Compatible 4234A003AB (GPR-4 / GPR4) toner cartridges.