This is a compatible Brother TN436M magenta super high yield toner cartridge, delivering up to 6,500 pages. Engineered to provide reliable performance with your Brother laser printer, it serves as a cost-effective alternative to the original Brother TN436M toner. The cartridge is manufactured brand new and meets high standards for quality and reliability, ensuring exceptional printing results. Using compatible toner cartridges does not void your printer warranty. Backed by our 100% Quality Satisfaction Guarantee.