Remanufactured HP C4934A (HP 81) light cyan ink cartridge. This is an original Hewlett Packard cartridge that has been remanufactured using both OEM and non-OEM parts. It features a 'smart chip' that optimizes print quality and monitors ink levels for enhanced reliability. The ink delivery system allows for efficient replacement of individual cartridges. Backed by our 100% Quality Satisfaction Guarantee.