PRETINK Compatible Ink Cartridge Replacement for HP 564XL 564 XL Ink Cartridges Combo Pack Work with DeskJet 3520 3522 Officejet 4620 Photosmart 5520 -6 Black 3 Cyan 3 Magenta 3 Yellow 15 Packs-

Brand: PRETINK Model name: Compatible for HP 564XL ink cartridges Content: 15 Packs compatible HP 564XL ink cartridges (6 Black, 3 Cyan, 3 Magenta, 3 Yellow) Printing capacity: About 550 pages per HP564XL black ink cartridge and 750 for color ink cartridge (at 5% coverage)   Printer compatibility: HP Photosmart 5510 5511 5512 5514 5515 5520 5522 5524 5525 6510 6512 6515 65206525 7510 7515 7520 7525 HP Photosmart D5400 D5445 D5460 D5463 D5468 D7500 D7560 HP Photosmart B8500 B8550 B8553 B8558 Why our ink cartridges are worth a try: 1. Equipped with advanced smart chips to minimize the chance of being unrecognized and ensure bright colors and professional quality, bringing you a fresh experience. 2. Higher page yield. The volume of our ink cartridges can print up to 550 pages per black ink cartridge, 750 pages per color ink cartridges and they are perfect for workplace-use. 3. In terms of the price and quality, our ink cartridges are inexpensive, cost-efficient and can produce similar printing effect as original cartridges. 4. Our ink cartridges are made of environmental-friendly materials, which do little harm to the environment. All of these are strictly produced under the environmental system.   User instruction: 1. Hold the cartridge upside down for 1-2 minutes 2. Remove the orange protective cover carefully 3. Insert the cartridges into the printer until it locks in the slot   NOTE: 1. Please DO NOT touch the chip 2. Please click “OK” when the printer displays words such as “NO INK” or “Non-Original” to use 3. Please DO NOT download the printer updates frequently after installing 4. If you have any problem or questions about our products, you are welcomed to contact us.