HOTCOLOR Remanufactured Ink Cartridge Replacement for HP 901XL 901 CZ722FN CC654AN CC656AN High Yield Compatible with Officejet 4500 G510a 4500 G510g 4500 Printer (2 Black 1 Color, 3-Pack) 1. What's in the box: 2 Black 1 Tri-Color 901XL Ink Cartridge CZ722FN 2. Page Yield: 901XL Black Ink Cartridge Up to 700 pages;901XL Color Ink Cartridge Up to 360 pages.(at 5% coverage) 3. 901XL Ink Cartridges work with: HP Officejet 4500 G510a, 4500 G510g, 4500 G510n, J4500 J4524 J4540 J4550 J4580 J4624 J4640 J4660 J4680 J4680c Printer 4. Type: Work as HP 901XL Original Ink Cartridge ; Remanufactured by HOTCOLOR (ISO 9001 certified facility);Not made by HP. 5. Guarantee: 120 days quality warranty.If there is any problem,DO NOT hesitate to contact us.