Our remanufactured version of the HP 303XL black ink cartridge offers you a much lower cost per page than the original and remains compatible with all of the same printers. This remanufactured Hewlett Packard T6N04AE also retains the same 600 page estimated yield of the original high capacity cartridge meaning you seldom have to replace it.The only real difference that comes from this remanufactured HP 303XL black is that it contains a compatible dye based ink that differs from a genuine Hewlett Packard cartridge. Fear not, this refilled HP 303XL T6N04AE has been fully tested to offer a comparable quality of print and comes with our own 100% satisfaction guarantee.