Canon 039H Original Toner Cartridge - Laser - High Yield - 25000 Pages - Black - 1 Each High-yield toner cartridge offers a genuine advantage with quality, efficiency and reliability for your Canon imageClass LBP351 or LBP352. Canon's Toner has been developed as the optimal match for On-Demand Fusing technology, characterized by its quick melting by low-temperature and firm fixing capabilities, realizing power saving during standby mode, and reduction of warm-up time to start print from standby mode. Canon's Single Cartridge System provides excellent print quality and can help extend the life of the machine. The Single Cartridge System contains all the essential print elements that wear out with use. This easy-to-replace cartridge simplifies maintenance by combining the toner, drum and other parts into one unit. Cartridge yields approximately 25,000 pages.