This is a compatible Okidata 43979101 black toner cartridge, designed for reliable performance. It delivers a standard yield of up to 3,500 pages, making it an economical choice for your printing needs. Manufactured with 100% new components, this cartridge serves as a cost-effective alternative to the original Okidata toner cartridge. The use of compatible cartridges does not void your printer's warranty and is backed by our 100% Quality Satisfaction Guarantee.