Features: 1Applicable Models: Exquisite workmanship, suitable for HP HP5520, 5514, 5525, 4620, 3520, 3070 and other printer models. 2ABS Material: The print head is made of ABS material, which is durable and wear resistant, stable and not blocked, and has a long service life. 3Perfect Replacement: Print head is small, lightweight and easy to use to replace broken, damaged, cracked, unusable print heads. 4Rigorous Test: Each printhead will undergo a rigorous test, and print test strips are used to test the effect of the printhead. 5Easy Installation: Plug and play, the print head can be installed and used without any accessories or disassembly, without damaging the original machine. Package included: 1 x Printhead