... and pretty competitive price 2,Ink type :pigment 3.It is suitable to Epson 7800/9800. 4,MOQ: ... ,no waste of a single drop of ink,more perfect and scientific solution.3.Low cost ... OEM cartridges.4.Convenience :No need to replace ink cartridges,just need to refill inks.After set ... change,no air leakage,no ink leakage. Refillable ink cartridge with chip for use with EPSON 7800/9800 Disclaimer: All ...