Containing 10ml of ink the Hewlett Packard T6N03AE is the high capacity colour cartridge in the range. The top-quality genuine ink within the HP 303XL colour ink cartridge offers you an estimated 415 prints according to Hewlett Packard, making this unit ideal for a diverse range or print in a busy home environment.The high capacity HP 303XL can be used in a variety of printers aimed at home users including the wonderful 6230 and 7134 All-in-One printer. Problems with genuine Hewlett Packard products are more than rare, but should you experience any problems the manufacturer offers a full guarantee for the T6N03AE directly.