Upgrade your printing game with the Hallolux 4 toner pack replacement ink in black, cyan, magenta, and yellow. This ink is compatible with HP 910XL printers and comes with a 1-year manufacturer warranty. The pack contains 4 units of ink, each in a fl oz unit quantity. This remanufactured ink is perfect for those who want to produce high-quality prints without breaking the bank. The Hallolux brand ensures that you get the best quality ink that lasts for a long time. Get your hands on this ink pack and print stunning colors and sharp texts with ease.