Continuous Ink System CIS for Canon PIXMA iP6600D Printers using CLI-8 PGI-5 Cartridges Auto Resetting Chips - Each delivery cartridge contains an everlasting ARC that overrides the ink level control software to enable the ink levels to be reset back to full after refilling the ink tanks. Smudge-Proof, Fast Drying, Fade Resistant Prints - The advanced archival ink formula prevents ink foam from appearing in the ink chamber and brings over 80 years* of fade resistance to your prints. Precisely Calibrated Ultra Wide Color Gamut - The archival ink produces a bright, vibrant print with strong life-like color intensity that is best described as a truly professional quality photo lab print. Equivalent to 50 Cartridges - Save $750 Compared to Buying New Cartridges Simple and Convenient Refilling Process - Refill your empty original cartridges and continuous ink systems within 5 minutes with this complete kit.