Features: 1.Using excellent print head, ink is even and smooth, and the print quality is clear and delicate 2.Adopt high compatible chip, come with good recognition, stable and reliable performance 3.Good?quality ink bring clear and delicate printing, possess high blackness, no disconnection 4.Counting chips, powerful chip intelligent matching, rejects no recognition. Comes with a yellow seal, tear off when installing the machine, then you can use 5.There is no need to tear the protective film of the ink outlet, the machine will automatically pierce through it specification:Item Type: Printer Cartridge Material: Plastic Size: Approx. 5.1 x 1.1 x 7.2cm / 2 x 0.4 x 2.8in(manual measurement, slight error) Capacity: 18ml Number of Pages to be Printed: About 825 pages (5% coverage of A4 paper) Applicable Models: For HP Officejet 6100 /6600 /6700 /7110 /7510 /7610 /7612 How to Use: 1. Remove the old ink cartridge 2. Install a new ink cartridge 3. The printer is in normal use PackageList:1 x Printer Cartridge NoteThe sealing label is continuously protected and must be removed before installation, otherwise the ink will not be discharged normally