p>Product Description Outstanding reliability, high-value option for high-volume printing. We provide excellent printing quality and reliable performance for fast professional printing. Inferior products are firmly rejected. Each ink cartridge is methodically tested in our state of the art facility to ensure full functionality with its compatible printer model.PRODUCT FEATURESWhat’s in the box: 1 user guide and 2 pack remanufactured 63XL ink cartridge.(1Black 1Color)Reliability: Each V-Surink ink cartridge is methodically tested by our Quality Control team to ensure compatibility and reliability.High Performance: V-Surink exclusive ink formula ensure superb quality prints.COMPATIBILITY PRINTER HP DESKJET SeriesDeskjet 1110 1111 1112 2130 2131 2132 2133 2134 2136Deskjet 3630 3631 3632 3633 3634 3635 3636 3638HP ENVY SeriesENVY 4510 4511 4512 4516 4520 4522 4523 4524 4525 4526 4527HP Officejet SeriesOfficejet 3830 3831 3832 3833 3834Officejet 4650 4652 4654 4655 5252 5255 5258INSTRUCTION STEPS1. Before installation, please remove the protective clip from the bottom of the cartridges.2. Once the clip has been removed, please check to see if there is a protective film over the cartridges head; usually it is a small strip of purple plastic, please remove it from the print head gently.3. Put the cartridge into printer in the correct slot. Please refer to the instructions received with your printer for further information regarding the changing of the cartridges.Note:Do not touch the chip and the nozzleIf your printer appears an alert likes "Low ink or ink has been depleted",press "Continue" Or "Ok"