Each genuine Lexmark B222X00 toner cartridges offers laser printer users an estimated 6,000 prints, making this a surprisingly cost-effective purchase. The Lexmark B222X00 toner cartridge contains some of the highest quality black toner powder available, meaning each print is crisp and well presented.As an extra high capacity original Lexmark cartridge, the B222X00 reduces the running cost per page substantially when compared to this manufacturers standard offering. You can use the Lexmark B222X00 in a variety of top-quality mono laser printers, including the B2236dw.