Generic Remanufactured Ink Cartridge Replacement for HP 61XL 1. What's in the box:2 Pack (1 Black 1 Color) Remanufactured Ink Cartridge for HP 61XL 2. Page Yield: 61XL Black Ink Cartridge Up to 600 pages; 61XL Color Ink Cartridge Up to 450 pages. (5% coverage) 3. 61XL ink Cartridges work with: HP ENVY 4500, 4501, 4502, 4504, 4505, 5530, 5531, 5532, 5534, 5535, 5539, HP Officejet 2620, 2621, 4630, 4632, 4635 Printer HP Deskjet 1000, 1010, 1012, 1050, 1051, 1055, 1056, 1510, 1512, 1514, 1051, 2050, 2510, 2512, 2514, 2540, 2541, 2542, 2543 2544, 2546, 2547, 3000, 3050, 3051, 3052, 3054, 3056, 3510, 3511, 3512 Printer 4. Guarantee: 120 days quality warranty.If there is any problem,DO NOT hesitate to contact us.