HOTCOLOR 4PK Ink Cartridge Replacement 950XL 951XL 950 XL 951 XL for HP Officejet Pro 8610, 8620, 8630, 8640, 8660 Printer 1. What's in the box: 4 Pack ( Black Cyan Magenta Yellow ) Remanufactured Ink Cartridge for HP 950XL HP 951XL HP 950 HP 951 2. 950XL 951XL ink Cartridges work with: HP OfficeJet Pro 8100,8600,8610,8615,8620,8625,8630,8640,8660,251dw,271dw,276dw Printer 3. Page Yield: 950XL Black Up to 2200 pages; 951XL Cyan Magenta Yellow Up to 1500 pages Per Ink Cartridge.(at 5% coverage) 4. Type: Work as HP 950XL HP 951XL CN045AN#140 CN046AN#140 CN047AN#140 CN048AN#140 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.