Green Toner Supply Compatible Toner Cartridge Replacement for Brother Super High Yield TN780 XXL (Black, 1-Pack) Green Toner Supply offers LIFETIME WARRANTY against manufacture defects Green Toner Supply offers 2 Years Money Back Guarantee on Manufacture Defects Print Yield: Up to 12,000 Pages at a 5% Coverage Green Toner Supply Compatible Toner Cartridge Replacement for Brother TN780 works with the following printers: HL-6180DW, HL-6180DWT, MFC-8950DW, MFC-8950DWT Green Toner Supply cartridges were professionally manufactured in an ISO 9002 factory