1、The print head produces ink evenly and smoothly, and the print quality is clear and delicate. 2、The chip recognition is good, the performance is stable and reliable, the ink blackness is high, and there is no disconnection. 3、When the machine is installed, tear off the yellow seal and use it on the machine. 4、No need to tear the ink outlet, the protective film is automatically pierced by the machine. 5、Small size, easy to carry and store, convenient to use and with good performance. Item Type: Ink Cartridge Material: Plastic Product Size: Approx. 5.1 x 3 x 7.2cm / 2 x 1.2 x 2.8in Cartridge Capacity: 40ml Number of Printed Pages: About 1000 pages (A4 paper as standard, 5% coverage area) Applicable Models: For HP Officejet 6100 /6600 /6700 /7110 /7510 /7610 /7612 Note: The sealing label is continuously protected and must be removed before installation, otherwise the ink will not be discharged normally How to Use: 1. Remove the old ink cartridge; 2. Install a new ink cartridge; 3.The printer is in normal use. 1 x Ink Cartridge