ZIPRINT 65XL ECO-SAVER Black Ink Replacement for HP 65XL N9K04AN Ink Cartridge ZIPRINT focuses on providing you with exceptional quality products, bringing you an extraordinary printing experience and creating more value for you. What is ECO-SAVER? Eco-Saver is a series of remanufactured inkjet cartridges 1 reusable print head and multi-pack replacement ink cartridges. Environmental protection, energy-saving, use up the life of the print head, a total of 900 pages; The traditional product print head is used only once, with a yield of 300 pages. Eco-Saver prints more, saves more! Compatible Printers: *Please confirm your Printer Model # to ensure that you purchase the correct cartridge Deskjet Series Printer: Deskjet 3755 3752 2655 2652 2622 3758 2624 Deskjet 3720 2635 3722 3721 3730 3732 ENVY Series Printer: ENVY 5055 5052 5058 5010 5020 5030 Replacement steps: Step 1: Please detach the reusable print head form the old ink cartridge Step 2: Take out the new ink cartridge and reassemble the reusable print head and new ink cartridge together Step 3: After the reassembling, wipe the nozzle with tissue for 1-2 times Step 4: Install the new ink cartridge with print head into the printer Tips: Please don't touch the chip on the cartridge ZIPRINT - Printing Easy!