This is a compatible Lexmark 10B042C high yield cyan laser toner cartridge designed to perform with your Lexmark laser printer. It replaces the original Lexmark 10B042C toner cartridge and offers a yield of up to 15,000 pages. This economical alternative provides significant savings over brand-name Lexmark toner cartridges while ensuring reliable and high-quality printing results. The use of compatible toner cartridges does not void your printer's warranty. We back this product with a 100% Quality Satisfaction Guarantee.