The EcoTank saves an average of 74% on printing costs due to its innovative design. It features ink tanks with extremely high capacity, eliminating the need for ink cartridges, and includes ink for three years right in the package. This model comes with two sets of ink bottles included. You can print for a very long time before needing to refill the ink. The integration of the ink tanks at the front of the device makes the perfect EcoTank models much more compact and user-friendly.