Feature: 1. Applicable Models: Suitable for HP HP5520, 5514, 5525, 4620, 3520, 3070 and other compatible printer models. 2. ABS Material: Made of durable ABS material, resistant to wear, stable performance, and less prone to clogging with extended service life. 3. Replacement Function: Compact and lightweight design for easy replacement of damaged or malfunctioning print heads. 4. Quality Tested: Each printhead undergoes strict testing using print test strips to ensure proper function. 5. Easy Installation: Plug-and-play design allows for quick installation without additional tools or disassembly, preserving the original device integrity. Specification: Item Type: Printhead Material: ABS Model: For HP688A Applicable Models: For HP5520, 5514, 5525, 4620, 3520, 3070 and other compatible printer models Package List: 1 x Printhead