2-Pack Q-Z Remanufactured Ink Cartridges Replacement for HP61XL Black CH563WN and HP61XL Color CH564WN (1 Black, 1 Color) Warranty: 12 months (1 Black+1 Color) Page Yield (5%): about 432 Pages (18ml) for Black and 360 Pages (15ml) for Color Compatible Printers: Newest version suit all printers of HP Deskjet 1000/1050/2000/2050/ Deskjet1000-J110 a/c/d/e, 1050-J110d, 1050-J410a/c/d/e,Deskjet 1010/1012/1014/1510/1511/1512/1513/1514/2540; Envy 4500/4501/4502/4504/4505/4506/4509/5530/5531/5532/5534/5535/5539; Officejet 2620/2621/2622/2624/4630/4631/4632/4634/4635/4639 etc. NOTES: When you install a new remanufactured ink cartridge, it may read "NO INK" ,"Empty" or "It's not the original ink cartridge", It is indeed full. Please use a clean wip to clean the Contacts and Nozzles, then click "OK" or Press " STOP/RESET" for 5seconds,it will print a full yield.