Brother TN-115BK High Yield Black Toner Cartridge for Brother HL4040CN,HL4070CDW Series Ships in Certified Frustration-Free Packaging Easy to install design For use with DCP-9040CN, DCP-9045CDN, HL-4040CN, HL-4070CDW, MFC-9440CN, and MFC-9840CDW models High-yield black toner for select Brother printers Yields approximately 5,000 pages at 5-percent coverage on letter size paper