["Product Description: BAOYAN 405XL Multipack Compatible for Epson 405XL 405 XL, not Original", "Package Contents: 4 x 405XL Black, 2 x 405XL Cyan, 2 x 405XL Magenta, 2 x 405XL Yellow, Compatible for Epson 405XL Multipack", "Compatible for Epson WorkForce Pro WF-4820 WF-4820DWF WF-4825 WF-4825DWF WF-3820 WF-3820DWF WF-3825 WF-3825DWF WF-4830 WF-4830DTWF WF-7830 WF-7830DTWF WF-7835 WF-7835DTWF WF-7840 WF-7840DTWF Printers", "Estimated Page Yield: 1100 pages for 405 XL 405XL black ink cartridge, 1100 pages per 405 XL 405XL color cartridge (at 5 percent coverage on A4 paper)", "Upgrade Chip: BAOYAN 405XL install and use directly, with high compatibility. We have a professional after-sales team that can solve print problems for you at any time."]
