This is a compatible replacement for the Samsung CLT-M407S magenta laser toner cartridge, delivering up to 1,000 pages. It is designed to perform reliably with your Samsung laser printer and serves as an economical alternative to the original Samsung CLT-M407S toner cartridge. Each cartridge is constructed with all new parts, ensuring high-quality printing results while providing significant savings over brand-name options. The use of compatible toner cartridges does not void your printer's warranty, and we back this product with a 100% Quality Satisfaction Guarantee.