1、Howsir Ink is filled through filtration（过滤） system for three times which clears away impurity granule（颗粒）, that avoids to jam the printer nozzle.

2、Uses the special ink of the printer Epson. which is flowing good, does not agonic color, does not caulking, has the best performance-to-price. Epson special ink is 100% compatible with original ink.

3、Work the same as the original ink.

4、Epson special ink is 20元/100ml，90元/500ml,170元/1000ml.Use for these printers：Epson R270/390/1390 and so on.