HOTCOLOR 8PK Ink Cartridge #63XL 63 XL F6U64AN HF6U63AN Compatible with HP Envy 4520 4512 4516 Officejet 4650 3830 3833 4655 Deskjet 1112 2130 2131 3630 3633 3634 (4 Black, 4 Color) 1. What's in the box: 8 Pack (4 Black 4 Color)HOTCOLOR Remanufactured Ink Cartridge for HP 63XL 2. Page Yield: 63XL Black Up to 480 pages; 63XL Color Ink Cartridge Up to 330 pages (5% coverage; Actual yield varies considerably based on content of printed pages, other factors) 3. 63XL ink Cartridges work with: HP ENVY 4520 4510 4512 4513 4516 4517 4522 4524 4525; HP OfficeJet 4650 3830 3831 3832 3833 3834 4652 4654 4655 5255 5258; HP DeskJet 1110 1112 2130 2131 2132 2133 2134 3630 3631 3632 3633 3634 3636 3637 All-In-One Printer 4. Type: Work as HP 63XL Black/Tri-Color High Yield Original Ink Cartridge (F6U64AN F6U63AN) ; Remanufactured by HOTCOLOR (ISO 9001 certified facility);NOT BY HP! 5. Guarantee: 120 days quality warranty.If you have any other concerns or need immediate assistance, feel free to contact us via email.