Precise compatibility and wide application: compatible with Canon imageRUNNER 1643i 1643i II 1643iF 1643iF II 1643P i-SENSYS X 1643P, Easy to install, perfect match with a variety of printer models, no technical operation required to get started quickly Efficient printing with vivid colors: Clear and sharp blackness, professional toner formula, output documents are clear and full, no toner leakage, no fading, meeting high office and commercial standards High print volume, long life: Each toner cartridge is manufactured in strict accordance with high print volume requirements, which not only allows you to output Engineered for precision data for a long time but also is not easily damaged. Estimated 10000 pages per black Toner Cartridge (A4 paper 5% coverage) Advantages: T06 3526C002 Toner Cartridge is easy to install, filled with Outstanding toner, and has the best printer compatibility, providing you with vivid and natural printing effects to ensure printing quality High-definition toner is environmentally friendly and pollution-free: the printing is fine and visible, the fixation is firm, and the powder does not fall off. It is environmentally friendly and pollution-free.