This Rainbow valuepack of HP Toners contains 1 each of the CB540A / CB541A / CB542A / CB543A cartridges and provides a fantastic alternative to the original HP CB540A Black, CB541A Cyan, CB543A Magenta and CB542A Yellow cartridges, providing high quality prints at a fraction of the original cost. Each of these HP Toner Cartridges has been remanufactured to the highest possible standard, with all worn parts and mechanics replaced and tested and then filled with high quality toner powder, providing up to 2,200 pages in the CB540A Black cartridge and 1,400 pages in the CB541A Cyan, CB543A Magenta and CB542A Yellow.These HP CB540A / CB541A / CB542A / CB543Aremanufactured toner cartridges are high quality replacements for the cartridges in a range of HP printers shown above and are amongst the cheapest you will find online.All of our products come with our 100% satisfaction guarantee and all prices include VAT and delivery, so that the price you see is the price that you pay!