A small difference to another battery, however, is striking: in the clip for snapping (Here on the top edge) is still a wedge attached as transport protection, these should, in addition to the labeled, be removed to-backing away-tape, because the cartridge else may not engage correctly and the printer may report the cartridge would be empty.
Taking into this little thing, you have with this package a long-lasting supply, which should adhere to the refueling with the 18XL cartridges.
From the price / performance ratio ago this packet thus comes at top levels and can therefore only be recommended.