This is a professionally remanufactured Epson T054920 blue ink cartridge, originally designed for the Stylus Photo R1800 and R800 printers. The cartridge has been thoroughly cleaned and filled with ink that meets original specifications, ensuring compatibility with Epson ink. It features the original ink monitoring chip, which has been reset for accurate ink level tracking. Backed by our 100% Quality Satisfaction Guarantee, this remanufactured cartridge offers a reliable and economical printing solution.