The Original Yellow OKI 43459337 (43459433) Toner Cartridge benefits from OKI`s microfine Toner formulation designed to produce high quality sharp text with smooth images for the life of the Cartridge. The Genuine 43459433 Toner powder also has a low melting point for less impact to the environment by reducing carbon emissions. With OKI`s Original 43459337 Yellow Toner Cartridge you can produce high quality results for up to 1,500 pages (based on a 5% coverage) making the 43459433 ideal for use in a home or small office environment. This Original Yellow Toner Cartridge is designed to be used in a range of OKI Printers and comes with our 100% satisfaction guarantee.