This is a genuine high capacity black toner cartridge for Canon LBP-3460. Its capacity is 12000 pages on A4 page format at 5% coverage. Not only did Canon pioneer toner cartridge technology - it was also the first printer toner manufacturer to introduce a toner recycling programme. Each component of a used toner cartridge is reused or recycled. Visit the Canon website for further information on toner consumables and ink cartridge recycling and reduce the environmental impact of your printing.