Specifications:1) Suitable for Epson 3000, 7000, 7500, Roland, Mutoh, and Mimaki large-format printers2) High quality, low cost, easy maintenance3) Vast volume of ink for continuous printing without changing cartridges4) Excellent printing quality5) Easy setup for long-term usage6) Designed to perform with maximum reliability, efficiency and ease of operation7) Cuts the running costs of printers by 90% because the same ink tanks can be used over and over again8) Ink is supplied in efficient polyethylene bottles