Ultra-high output of 4,100 pages from a small cartridge means more efficient printing and less downtime Magnetic Sphere toner technology optimises print speeds and ensures low energy consumption Auto Seal Removal technology automatically removes the seal enabling fast, mess-free installation Includes support for the cartridge toner checker-level facility on Canon printers Fully compliant with the Restriction of Hazardous Substances initiative Efficient and fully recyclable packaging means no landfill and reduced COReturn every toner cartridge to be reused or recycled. It's free, easy and environmentally friendly Canon 051H toner takes printer efficiency to new levels. Up to 4,100 pages can now be printed from a single compact cartridge at ISO/IEC 19752 standard for more efficient printing, delivering high-definition images consistently. Set up is easy and with Auto Seal Removal technology you can automatically remove the seal when replacing the cartridge, reducing mess or waste and s