For an effective printing system, this long-lasting drum unit works in tandem with Brother Genuine Toner Cartridges.Precise performance; expertly engineered for even flow and consistent toner distribution on every page.Long-lasting durability; creates crisp, professional-looking black and white laser prints with yields up to 15,000 pages.Committed to the sustainability, Brother's recycling program encourages consumers to return used drum units to Brother free of charge, so that they may be properly recycled and kept out of landfills. For more details, visit: www.brother-usa.com/environmental-programs.