Usage Tips:Features: 1.Good Printing Results: Printer head replacement parts have been tested many times to ensure the performance of the print head, allowing your printer to run smoothly and print well. 2.Easy to Install: The printer print head is easy to use, no other accessories or extra tools are needed, just push the print head to complete the installation, saving you time. 3.ABS Material: Replacement printhead is made of ABS material, rust proof, more wear resistant and durable. 4.Usage Note: If the printer does not recognize the printhead, remove the printhead, wipe the electrical contacts on it lightly with a tissue, restart the printer and reinstall the printhead. 5.Applicable Models: Printer head can be suitable for HP688 printer print head, for CN688A 364,for 3070,for 3520,for 5525,for 4620,for 5520,for 5510. specification:Item Type: Printer Print Head Material: ABS Applicable Models:For HP688,for CN688A 364,for 3070,for 3520,for 5525,for 4620,for 5520,for 5510 PackageList:1 xPrinterPrintHead