The genuine HP 305XL is a high capacity colour ink cartridge that offers users  the lowest cost per page possible from a branded product. Designed to keep all compatible machines (like the HP Deskjet Plus 4100) up and running to the highest standard, the 3YM63AE is a worthy purchase for any lucky owners of these printers.The 200 page yield of the HP 305XL tri-colour ink cartridge makes the cost per page surprisingly low for an original unit. Filled with 5ml total of original cyan, magenta and yellow ink the Hewlett Packard 3YM63AE is guaranteed to give you the very best from your inkjet printer.