C79 continuous ink supply system 1. With auto reset chip 2. Install and fill ink convenient 3.Save ... upgrade,dial the black switch up ,that is, chip select original cartridge sensor,use with original cartridge,use ... stock risk of CISS seller ), avoid the undected chip problem because of updated Epson printer, decrease the stock risk ... T0732, T0733, T0734 continuous ink supply system with auto reset chip