How much ink cost for the digital lunch box printing machine？

Take this box for example，single sheet uses 0.09ML，so 1L ink can print about 11000.00P
And this sheet，using 0.07ML，1L ink can print about 14000.00P
And this：1L ink can print about 12000.00P；

For digital printing on lunch boxes；

You can see the printing cost is very low；

No need to make any printing plates；

No MOQ printing order；

No Waiting time，quick out；

CMYK full color；

Convinent！