This Brother Ink Cartridge is designed to help you print clear and accurate documents. It has a high page yield of up to 6,000 pages making it ideal for high volume printing at home or in the office. •It has an estimated yield of 6,000 pages. •It's compatible for use with the following Brother machines: MFC-J5845DW, MFC-J6545DW, MFC-J5945DW and MFC-J6945DW. •This pack includes a single cartridge containing black ink.