The Samsung MLT-D208L/SU991A Black Toner is a high-quality printer accessory designed specifically for the SCX-5635/5835FN models. This toner cartridge, with a print technology of laser, ensures crisp and clear black prints for your documents and images. With a unit quantity of 1, this Samsung product is reliable and efficient in maintaining the performance of your printer, making it an essential item for any office or home printing needs.