compatible for Epson 7900/9900/  7910/9910printer

Features: 
This product is no need to reset completely similar to the original cartridge, the chip 

automatically run without the serial number of the underlying problem. 
A) install and use the product do not affect the machine's warranty. 
2) After use, replace the ink cartridge status, you can unplug the ink cartridge filling 

machine without any error. 
3.) using the same procedure using the ink cartridge of the machine for the pressure 

control, it will not affect the life of the nozzle. 
4) Use a long time to solve the machine after a bad problem cartridge contacts. 
5) can upgrade directly to large continuous ink supply system.

advantage

1. Low factory price

2. compatible for one model series  printer

3. High quality and good warranty

4. Good service

5. Fast delivery time.