HP 850 854 850XL 854XL Compatible Ink Cartridges - 2 Black & 1 Tri-Color Pack for HP Deskjet 5440 Series, Photosmart 2570/7800/7838, C3188/4188, Officejet 6318 Printers - Perfect for Home Office Printing & Document Scanning

Do you want to have a longer lasting color?Do you want to save time and money?Do you want to make your image clearer?Please see our products!COMPATIBLE PRINTERS : 850 854 850XL 854XL Compatible Ink CartridgesFor HPDeskjet 5440seriesPhotosmart2570/7800/ 7838C3188/4188Officejet 6318 PrintersADVICE:If you are not sure what ink cartridges the printer requires, please check the label of your old ink cartridges first. It will tell you the correct ink cartridges model.Print volume : About 600 black pages, 450 Tri color pages , A4 paper coverage rate 5%，Bring you reliable printing，Fading resistance, strong water resistanceTroubleshooting steps for common issues:1. These are NON-genuine ink cartridges. Your printer may display an ink alert message such as “Non-Original cartridges”. Simply press “Yes”, “Continue”, “Accept” or “OK” to dismiss the prompt.2. Once you encounter Unrecognized issue, please Use a pencil eraser and firmly rub over the chips, then gently brush away any debris; Reinstall the cartridge twice into the printer, turning off the printer with the cartridges installed; Turn on printer and attempt to printWe Promise : If you have any question, please contact us directly, we will provide high quality after-sales service, to ensure the customer's shopping experience.