1) Ensures your printer cartridge always full

2) New version of separate reset chip is a non-clear printer head type

3) Saves ink and reduces damage to the printer head

4) Compatible with all latest EPSON printers, such as T22,T25,TX120,TX125,TX420W etc.

5) Use with battery together.

6) Easy for resetting, just take out the cartridge you need to reset, let it short out.

7)Each chip with a battery, power can be used for about two years, the battery can be replaced