The Continuous Ink System for HP564 /364 ink cartridge printer consists of a high-capacity ink reservoir that is attached to a cartridge via secure tubing. The tubing acts as a vacuum to extract ink from the reservoir and keep the cartridge full of ink. Because of the large reservoir capacity, you can print for an extended period of time without running low right away. There is a lable line on the reservoir to indicate when it is time to refill.
Each Continuous Ink System comes complete with easy-to-follow instructions, ink, and all accessories needed to successfully use the system. The included Continuous Ink System cartridges have a permanent smart chip already installed, which will automatically reset itself With Continuous Ink System you will receive an abundance of ink to get you started:
100 ml Black ink
100 ml Cyan ink
100 ml Magenta ink
100ml Yellow ink 

For your convenience, there is a filter built into the ink tank, to prevent outside agents from contaminating and/or affecting the quality of your prints.
Remember, the ink is UV resistant and matches the OEM quality in both quality and page yield.
Warning: This continuous ink system is designed for the specified printers. Do not try using this system on any other printers.