Sell two-switch chip for EPSON r1900
Connected 4 colors, 5 colors and 6 colors two-switch-chip, two advantages
For ep Stylus Photo R260/R380/R580/R280
firstly, just press one switch twice is ok instead of taking out cartridge to reset when the ink use up when using on Epson Stylus D78/DX4050/DX7000F/DX6050/DX6000/DX5000/DX4000/C79/CX3900/CX5500/CX5600/CX5000/
CX6000/CX7000/CX4900/CX5900/CX6900CF/R270/R390/RX590/R390/R265/R360/RX560/R285/
R260/R380/R580/R280/1390/1400/1410/C91/CX4300....CISS
secondly, put one original cartridge on the above of ciss cartridges when there is any updating on printers, that's to say the ciss won't be out of date which lower risks and benefits CISS distributers much
winrun thanks for your attention, and please feel free to contact us if any questions