HOTCOLOR 6 Pack 61XL Black Tri-Color Ink Cartridge Remanufactured for HP 61XL (3 Black, 3 Color) CH563WN CH564WN,Work for HP Deskjet 2546 2547 2549 3050 3050A 3051A 3052A 3054 3054A 3511 3512 Printer 1. What's in the box: 6 Pack (3 Black 3Color) Remanufactured Ink Cartridge for HP 61XL 2. Page Yield: 61XL Black Ink Cartridge Up to 600 pages (11ml for black, 5% coverage; Actual yield varies considerably based on content of printed pages, other factors) 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 you have any other concerns or need immediate assistance, feel free to contact us via email.