The resetter is suitable for epson 4900/4910 maintenance tank. It can reset the ink level to full. Then the maintenance tank can be reused.
1.When we use cartridge,usually need to clean the printing head. This maintenance tank have sponge in it which can absorb the ink,and the ink is volatile.
2.The printer will alert user when tank needs to be replaced. (replaces C12C890071)
3.When the tank is filled with waste ink,we suggest you to suck it out with syringe.If you pour out the waste ink directly,it may be easy yo make the maintenace tank dirty.