Features 1,Easy Installation: This printhead kit contains only one printhead, no other accessories or extra tools are needed, just push the printhead to complete the installation, saving time. 2,Material: The shell is made of ABS, wear resistant, and has been tested many times to ensure the printhead performance and keep your printer running smoothly. 3,High Performance: Upgrade 950 print head chip, identify ink cartridges faster, print head ink jets smoothly, protect the printer, print clear and colorful. 4,Applicability: Compatible with for hp office Jet 8100 8600 8610 8620 8650 251DW 251. 5,Note: Be careful when installing the nozzle, be sure to cut off the power before putting it away. Specification Item Type: Print Head Product Material: ABS Applicable: for HP OfficeJet Pro 8100 8600 8610 8620 8650 251DW 251 Package List 1 x Print Head