Containing a pair of our remanufactured HP 143A toner cartridges that are also available separately, this dual pack has been created only to offer you a saving.Each 143A toner reload kit within this multi-pack has an estimated page yield of 2,500 prints, making it a great way of keeping yourself printing, cheaply. These Hewlett Packard W1143A toner reload kits also remain compatible with all of the same laser printers as the original, a full list of which can be found in this listing.With a 100% satisfaction guarantee as standard, we can think of no reason not to recommend this Hewlett Packard 143AD/W1143AD multipack.