This remanufactured HP CH618A yellow inkjet cartridge is an original Hewlett Packard cartridge that has been cleaned, inspected, and refilled. It features a 'smart chip' that optimizes print quality and enhances reliability while monitoring ink levels. The ink delivery system allows for efficient and economical replacement of individual cartridges. Our remanufactured ink cartridges are not remanufactured by HP, providing a cost-effective alternative without compromising quality. We offer a 100% Quality Satisfaction Guarantee on our remanufactured CH618A ink cartridges.