1. Stable ciss 2. Non-Backflow 3. No need to use air filter

Our new L-series Constant pressure Type CISS (dedicated to Canon/HP printer):

Please see our superiority:

A.70ml large capacity of compatible ink cartridge, perfect built-in scale pressure device,can prevent ink backflow effectively.  

  B.Around the air circulation system, eliminate the risk of leaking which cause by dust or other impurities, and to extend the life of the printer.       C.Don't need to use any air filters,can add ink from the CISS top directly.  D.Latest ink warehouse design, the pressure is stable, fast and convenient to use,not dirty.  

Supply New Stable CISS (continuous ink supply system) for hp363