Easy to install and use with complete compatibility,High-quality ink, print with excellent color and crisp text Contents:Compatible for HP 564 Ink Cartridge High Yield, 10 Packs(4 Black 2 Cyan 2 Magenta 2 Yellow),up to 800 pages per black cartridge,up to 750 pages per color cartridge (5% coverage) Compatible with HP Photosmart 5520 6520 7520 5510 6510 7510 5514 5515 7515 6515 7525 5525 C6380 C6350 D5460 D7560 B8550 HP Photosmart Premium C309A C410 C310A HP Officejet 4620 HP Deskjet 3520 3521 3522 Printer ISO-9001 and MSDS certificate approved. We strive for the perfection of printing, only for the comfort in your life. About our product:
Bright clean chip:
Complex technology brings complete compatibility.
Ink of great quality:
The diameter of the particle is within 20 nanometers, which makes a clear printing, great liquidity and prevents any printing head clogged.
Refined structure:
The ink are stored in a constant pressure structure, making stable outflow of the ink, which means smooth and consistent printing.
Quality control:
100% post printing test for each cartridge.

Note:
100% Compatible With Original printer,this is NON-OEM.
When install the new cartridges into printer,the computer would promote "Non-Original", please click "Yes" ,then the printer can go on to print.
Please make cartridges upside down and remove the protective clip before you install the ink cartridges.
Any questions, just feel free to contact us.