1.       New Innovational Patent Design, 100% negative Pressure, to protect the print-heads effectively.

2.       High quality special ink for “PIANO-BOOK” CISS, wide Color Gamut , vivid color, to print perfectly.

3.       Fluently printing without print-head clogged.

4.       Dramatically reducing the cost by 90%.

5.       Beautiful, elegant and unique appearance, easy installation with instructions, to use conveniently.

6.       Buy 1 PIANO BOOK CISS with ink in 4 colors or 5 colors,Get Free Ink Refill in the rest cavities.