The price of the original EPSON ink cartridge is expensive, how to decrease and save the cost of printing is our concern The ink level of EPSON intelligent cartridge is accurately recorded and controled by the chip IC, when used up, the ink level is zero. It cannot be reused even after the empty ink cartridge is refilled, and this results in high expense The QE388-3 Refill Ink Level Resetter can reset & refill the chip IC on the Epson intelligent ink cartridges, and do not change the property of the cartridge. Then the empty cartridge can be reused after the ink is refilled With its versatility, QE388-3 Refill Ink Level Resetter can automatically identify the type of ink cartridge, and then reset the chip on the cartridge into a full mode. QE388-3 Refill Ink Level Resetter is the first universal auto chip resetter for Epson large-scale inkjet printers It can be used for 7 pin chips and the 9 pin chips