Continuous Ink Supply System CIS for Epson T069 69 NX515 Workforce 40 60 600 610 615 WF KMYC Genuine BCH Continuous Ink Supply System in retail packaging New version auto-reset button and permanent chip. Will reset ink levels to full. Pre-filled with 400ml of Premium UV-resistant Photo Dye Ink. Fast drying, long lasting. Delivers vivid, true-to-life photos and laser-sharp text. Pre-assembled, easy installation and low maintenance Color arrangement is KMYC. If your printer has a different sequence, you need to modify your printer or re-arrange color sequence for cartridges.