This is a Compatible Canon 1439A003AA Yellow Laser Toner Cartridge designed for use with Canon Laser Printers. It replaces the original Canon 1439A003AA and is compatible with models CLC700, CLC800, and CLC900. Manufactured brand new, this cartridge is an economical alternative to expensive OEM options, providing reliable performance and 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 Canon 1439A003AA Laser Toner Cartridge.