CIS or Continues Ink System is system of ink can supply continues ink for printer. This system can built with tank ink, kapiler pipe and compatible cartridge with ARC or Auto Reset Chip. ARC used to automatic reset level cartridge if low or empty. Tips : if you can installing of CIS, choice of ARC compatible with your series printer. This ARC only use for Epson printer, other printer doesn't used ARC, because it used original cartridge like canon, and HP.
For CIS Epson you can buy one set, then you can installing themselves. Many kinds of CIS, little, middle or large mode, it different with tank ink or cartridge.
This is picture CIS for Epson C79 or C90.
For reference you can look up in bnetshop, in this web you can look many type of CIS for Epson and canon, and how to installing.
